1
0
mirror of https://github.com/MariaDB/server.git synced 2025-08-01 03:47:19 +03:00
This commit is contained in:
Igor Babaev
2012-02-22 13:04:58 -08:00
176 changed files with 4674 additions and 1373 deletions

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@ -278,7 +278,6 @@ API_PREPROCESSOR_HEADER = $(top_srcdir)/include/mysql.h \
TEST_PREPROCESSOR_HEADER = $(API_PREPROCESSOR_HEADER) \
$(top_srcdir)/sql/mysql_priv.h
#
# Rules for checking that the abi/api has not changed.
#

3
README
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@ -45,6 +45,9 @@ https://bugs.launchpad.net/maria
Bugs in the MySQL code can also be submitted at http://bugs.mysql.com
The code for MariaDB, including all revision history, can be found at:
https://code.launchpad.net/maria
***************************************************************************

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@ -45,11 +45,11 @@
* seems to actually advertise this properly, despite Unicode 3.1 having
* been around since 2001... */
/* XXXMYSQL : Added FreeBSD to bypass this check.
TODO : Verify if FreeBSD stores ISO 10646 in wchar_t. */
/* XXXMYSQL : Added FreeBSD & AIX to bypass this check.
TODO : Verify if FreeBSD & AIX stores ISO 10646 in wchar_t. */
#if !defined(__NetBSD__) && !defined(__sun) \
&& !(defined(__APPLE__) && defined(__MACH__)) \
&& !defined(__FreeBSD__)
&& !defined(__FreeBSD__) && !defined(_AIX)
#ifndef __STDC_ISO_10646__
/* In many places it is assumed that the first 127 code points are ASCII
* compatible, so ensure wchar_t indeed does ISO 10646 and not some other

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@ -200,7 +200,7 @@ el_set(EditLine *el, int op, ...)
ret = -1;
goto out;
}
// XXX: The two strdup's leak
/* XXX: The two strdups leak. */
ret = map_addfunc(el, Strdup(wargv[0]), Strdup(wargv[1]),
func);
ct_free_argv(wargv);

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@ -1978,7 +1978,7 @@ rl_callback_read_char()
} else
wbuf = NULL;
(*(void (*)(const char *))rl_linefunc)(wbuf);
//el_set(e, EL_UNBUFFERED, 1);
/*el_set(e, EL_UNBUFFERED, 1);*/
}
}

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@ -40,6 +40,17 @@
#ifndef _h_sys
#define _h_sys
#ifdef __linux__
/* Apparently we need _GNU_SOURCE defined to get access to wcsdup on Linux */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#endif
#ifndef __USE_XOPEN
#define __USE_XOPEN
#endif
#ifdef HAVE_SYS_CDEFS_H
#include <sys/cdefs.h>
#endif
@ -92,17 +103,6 @@ size_t strlcpy(char *dst, const char *src, size_t size);
char *fgetln(FILE *fp, size_t *len);
#endif
#ifdef __linux__
/* Apparently we need _GNU_SOURCE defined to get access to wcsdup on Linux */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#endif
#ifndef __USE_XOPEN
#define __USE_XOPEN
#endif
#include <wchar.h>
#include <wctype.h>

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@ -2034,7 +2034,7 @@ dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(re_comp regcomp strdup)
AC_CHECK_FUNCS(re_comp regcomp strdup strndup)
dnl Sun compilers have their own vis.h that is about something
dnl totally different. So, not to change the libedit source, we

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@ -45,8 +45,8 @@
#define MACHINE_TYPE "ia64"
#elif defined(_M_IX86)
#define MACHINE_TYPE "ia32"
#elif defined(_M_ALPHA)
#define MACHINE_TYPE "axp"
#elif defined(_M_X64)
#define MACHINE_TYPE "x64"
#else
#define MACHINE_TYPE "unknown" /* Define to machine type name */
#endif

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@ -1,5 +1,4 @@
/*
Copyright (c) 2001, 2010, Oracle and/or its affiliates.
/* Copyright (c) 2001, 2011, Oracle and/or its affiliates.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -12,8 +11,7 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
#ifndef _my_stacktrace_h_
#define _my_stacktrace_h_
@ -63,6 +61,69 @@ void my_set_exception_pointers(EXCEPTION_POINTERS *ep);
void my_write_core(int sig);
#endif
/**
Async-signal-safe utility functions used by signal handler routines.
Declared here in order to unit-test them.
These are not general-purpose, but tailored to the signal handling routines.
*/
/**
Converts a longlong value to string.
@param base 10 for decimal, 16 for hex values (0..9a..f)
@param val The value to convert
@param buf Assumed to point to the *end* of the buffer.
@returns Pointer to the first character of the converted string.
Negative values:
for base-10 the return string will be prepended with '-'
for base-16 the return string will contain 16 characters
Implemented with simplicity, and async-signal-safety in mind.
*/
char *my_safe_itoa(int base, longlong val, char *buf);
/**
Converts a ulonglong value to string.
@param base 10 for decimal, 16 for hex values (0..9a..f)
@param val The value to convert
@param buf Assumed to point to the *end* of the buffer.
@returns Pointer to the first character of the converted string.
Implemented with simplicity, and async-signal-safety in mind.
*/
char *my_safe_utoa(int base, ulonglong val, char *buf);
/**
A (very) limited version of snprintf.
@param to Destination buffer.
@param n Size of destination buffer.
@param fmt printf() style format string.
@returns Number of bytes written, including terminating '\0'
Supports 'd' 'i' 'u' 'x' 'p' 's' conversion.
Supports 'l' and 'll' modifiers for integral types.
Does not support any width/precision.
Implemented with simplicity, and async-signal-safety in mind.
*/
size_t my_safe_snprintf(char* to, size_t n, const char* fmt, ...)
ATTRIBUTE_FORMAT(printf, 3, 4);
/**
A (very) limited version of snprintf, which writes the result to STDERR.
@sa my_safe_snprintf
Implemented with simplicity, and async-signal-safety in mind.
@note Has an internal buffer capacity of 512 bytes,
which should suffice for our signal handling routines.
*/
size_t my_safe_printf_stderr(const char* fmt, ...)
ATTRIBUTE_FORMAT(printf, 1, 2);
/**
Writes up to count bytes from buffer to STDERR.
Implemented with simplicity, and async-signal-safety in mind.
@param buf Buffer containing data to be written.
@param count Number of bytes to write.
@returns Number of bytes written.
*/
size_t my_write_stderr(const void *buf, size_t count);
C_MODE_END
#endif /* _my_stacktrace_h_ */

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@ -82,9 +82,9 @@ void get_tty_password_buff(const char *opt_message, char *to, size_t length)
_cputs(opt_message ? opt_message : "Enter password: ");
for (;;)
{
char tmp;
int tmp;
tmp=_getch();
if (tmp == '\b' || (int) tmp == 127)
if (tmp == '\b' || tmp == 127)
{
if (pos != to)
{
@ -93,15 +93,13 @@ void get_tty_password_buff(const char *opt_message, char *to, size_t length)
continue;
}
}
if (tmp == '\n' || tmp == '\r' || tmp == 3)
if (tmp == -1 || tmp == '\n' || tmp == '\r' || tmp == 3)
break;
if (iscntrl(tmp) || pos == end)
continue;
_cputs("*");
*(pos++) = tmp;
*(pos++) = (char)tmp;
}
while (pos != to && isspace(pos[-1]) == ' ')
pos--; /* Allow dummy space at end */
*pos=0;
_cputs("\n");
}
@ -148,8 +146,6 @@ static void get_password(char *to,uint length,int fd, my_bool echo)
}
*(pos++) = tmp;
}
while (pos != to && isspace(pos[-1]) == ' ')
pos--; /* Allow dummy space at end */
*pos=0;
return;
}

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@ -104,6 +104,7 @@ SET(LIBMYSQLD_SOURCES libmysqld.c emb_qcache.cc lib_sql.cc
../sql/password.c ../sql/discover.cc ../sql/derror.cc
../sql/field.cc ../sql/field_conv.cc ../sql-common/client_plugin.c
../sql/filesort.cc ../sql/gstream.cc ../sql/ha_partition.cc
../sql/signal_handler.cc
../sql/handler.cc ../sql/hash_filo.cc ../sql/hostname.cc
../sql/init.cc ../sql/item_buff.cc ../sql/item_cmpfunc.cc
../sql/item.cc ../sql/item_create.cc ../sql/item_func.cc

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@ -144,6 +144,8 @@ install-data-local:
uninstall-local:
@RM@ -f -r $(DESTDIR)$(testdir)
uninstall-am: uninstall-local
# mtr - a shortcut for executing mysql-test-run.pl
mtr:
$(RM) -f mtr

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@ -852,3 +852,25 @@ SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2;
--echo # check "Handler_pushed" status varuiables
CREATE TABLE t1 (
c1 CHAR(1),
c2 CHAR(1),
KEY (c1)
);
INSERT INTO t1 VALUES ('3', '3'),('4','4'),('5','5');
flush status;
show status like "Handler_icp%";
SELECT * FROM t1 FORCE INDEX(c1) WHERE (c1='3' or c1='4') and c1 % 2 = 0 ;
show status like "Handler_icp%";
SELECT * FROM t1 WHERE (c2='3' or c2='4') and c2 % 2 = 0 ;
show status like "Handler_icp%";
DROP TABLE t1;

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@ -14,7 +14,7 @@ while ($mysql_errno)
# Strangely enough, the server might return "Too many connections"
# while being shutdown, thus 1040 is an "allowed" error
# See BUG#36228
--error 0,1040,1053,2002,2003,2006,2013
--error 0,1040,1053,2002,2003,2005,2006,2013
show status;
dec $counter;

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@ -12,7 +12,7 @@ while (!$mysql_errno)
# Strangely enough, the server might return "Too many connections"
# while being shutdown, thus 1040 is an "allowed" error.
# See BUG#36228.
--error 0,1040,1053,2002,2003,2006,2013
--error 0,1040,1053,2002,2003,2005,2006,2013
show status;
dec $counter;

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@ -931,6 +931,13 @@ sub collect_one_test_case {
$tinfo->{'long_test'}= 1;
}
if ( ! $tinfo->{'big_test'} and $::opt_big_test > 1 )
{
$tinfo->{'skip'}= 1;
$tinfo->{'comment'}= "Small test";
return $tinfo
}
if ( $tinfo->{'need_debug'} && ! $::debug_compiled_binaries )
{
$tinfo->{'skip'}= 1;

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@ -990,7 +990,7 @@ sub command_line_setup {
'skip-test=s' => \&collect_option,
'do-test=s' => \&collect_option,
'start-from=s' => \&collect_option,
'big-test' => \$opt_big_test,
'big-test+' => \$opt_big_test,
'combination=s' => \@opt_combinations,
'skip-combinations' => \&collect_option,
'experimental=s' => \@opt_experimentals,
@ -1761,8 +1761,11 @@ sub collect_mysqld_features {
# Put variables into hash
if ( $line =~ /^([\S]+)[ \t]+(.*?)\r?$/ )
{
# print "$1=\"$2\"\n";
$mysqld_variables{$1}= $2;
my $name= $1;
my $value=$2;
$name =~ s/_/-/g;
# print "$name=\"$value\"\n";
$mysqld_variables{$name}= $value;
}
else
{
@ -1816,8 +1819,11 @@ sub collect_mysqld_features_from_running_server ()
# Put variables into hash
if ( $line =~ /^([\S]+)[ \t]+(.*?)\r?$/ )
{
# print "$1=\"$2\"\n";
$mysqld_variables{$1}= $2;
my $name= $1;
my $value=$2;
$name =~ s/_/-/g;
# print "$name=\"$value\"\n";
$mysqld_variables{$name}= $value;
}
}
@ -4466,9 +4472,9 @@ sub extract_warning_lines ($$) {
qr/Failed on request_dump/,
qr/Slave: Can't drop database.* database doesn't exist/,
qr/Slave: Operation DROP USER failed for 'create_rout_db'/,
qr|Checking table: '\./mtr/test_suppressions'|,
qr|Checking table: '\..mtr.test_suppressions'|,
qr|Table \./test/bug53592 has a primary key in InnoDB data dictionary, but not in MySQL|,
qr|mysqld: Table '\./mtr/test_suppressions' is marked as crashed and should be repaired|,
qr|Table '\..mtr.test_suppressions' is marked as crashed and should be repaired|,
qr|Can't open shared library.*ha_archive|,
qr|InnoDB: Error: table 'test/bug39438'|,
qr|Access denied for user|,
@ -6007,7 +6013,8 @@ Options to control what test suites or cases to run
list of suite names.
The default is: "$DEFAULT_SUITES"
skip-rpl Skip the replication test cases.
big-test Also run tests marked as "big"
big-test Also run tests marked as "big". Repeat this option
twice to run only "big" tests.
staging-run Run a limited number of tests (no slow tests). Used
for running staging trees with valgrind.
enable-disabled Run also tests marked as disabled

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@ -12782,3 +12782,22 @@ a b c d e f
-1 b c d e 1
DROP TABLE t1;
SET sort_buffer_size=DEFAULT;
#
# BUG#11758979 - 51252: ARCHIVE TABLES CAUSE 100% CPU USAGE
# AND HANG IN SHOW TABLE STATUS
# (to be executed with valgrind)
CREATE TABLE t1(a BLOB, b VARCHAR(200)) ENGINE=ARCHIVE;
INSERT INTO t1 VALUES(NULL, '');
FLUSH TABLE t1;
# we need this select to workaround BUG#11764364
SELECT * FROM t1;
a b
NULL
CHECKSUM TABLE t1 EXTENDED;
Table Checksum
test.t1 286155052
FLUSH TABLE t1;
OPTIMIZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 optimize status OK
DROP TABLE t1;

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@ -273,4 +273,13 @@ ON alias3.f4 != 0
) ON alias3.f4 != 0;
f4 f4 f2 f4
drop table t1,t2,t3,t4;
#
# LP BUG#910123 MariaDB 5.3.3 causes 1093 error on Drupal
# Fix: force materialization in case of conflict
#
SET optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( i INT );
INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
drop table t1;
set optimizer_switch=@save_optimizer_switch;
set optimizer_switch=@exit_optimizer_switch;

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@ -1089,7 +1089,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` `t` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
SELECT t.a,t.b FROM t3 RIGHT JOIN ((SELECT * FROM t1) AS t, t2) ON t2.b != 0
@ -1103,7 +1103,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
3 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
SELECT t.a,t.b FROM t3 RIGHT JOIN (v1 AS t, t2) ON t2.b != 0
@ -1117,7 +1117,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00
1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<expr_cache><6,5>(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))))
DROP VIEW v1;
@ -1800,6 +1800,7 @@ INSERT INTO t2 VALUES (7), (4);
CREATE TABLE t1 (b int NOT NULL);
INSERT INTO t1 VALUES (5), (7);
CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=off';
PREPARE st1 FROM
'SELECT * FROM (SELECT * FROM t2 LEFT JOIN v1 ON t2.a = v1.b) AS t';
@ -1812,9 +1813,9 @@ a b
7 7
4 NULL
DEALLOCATE PREPARE st1;
set SESSION optimizer_switch= @save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2;
SET SESSION optimizer_switch='derived_merge=on';
#
# LP bug #879939: assertion in ha_maria::enable_indexes
# with derived_with_keys=on
@ -1832,6 +1833,7 @@ INSERT INTO t1 VALUES
('USA','Mesquite'), ('USA','Metairie'), ('USA','Miami');
CREATE TABLE t3 (a varchar(35));
INSERT INTO t3 VALUES ('Miami');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch = 'derived_with_keys=on';
SET @@tmp_table_size=1024*4;
explain SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
@ -1855,6 +1857,7 @@ USA Miami Miami
USA Miami Miami
USA Miami Miami
SET @@tmp_table_size=default;
set SESSION optimizer_switch= @save_optimizer_switch;
drop table t1,t2,t3;
#
# BUG#882994: Crash in QUICK_RANGE_SELECT::reset with derived_with_keys
@ -1906,5 +1909,25 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3
2 DERIVED t1 ALL NULL NULL NULL NULL 8
DROP TABLE t1;
#
# LP BUG#921878 incorrect check of items during columns union types
# aggregation for merged derived tables
#
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( a ENUM( 'x', 'y' ) );
insert into t1 values ('x');
CREATE TABLE t2 LIKE t1;
insert into t1 values ('y');
CREATE TABLE t3 LIKE t1;
INSERT INTO t3
SELECT * FROM ( SELECT * FROM t1 ) AS A
UNION SELECT * FROM t2;
select * from t3;
a
x
y
drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch;
set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level;

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@ -1825,6 +1825,70 @@ drop table t1;
#
End of 5.1 tests
#
# Bug #904345: MIN/MAX optimization with constant FALSE condition
#
CREATE TABLE t1 (a int NOT NULL, KEY(a));
INSERT INTO t1 VALUES (10), (8), (11), (7), (15), (12), (9);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(8,2), (6,9), (8,4), (5,3), (9,1);
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 range a a 4 NULL 4 100.00 Using where; Using index
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` where (<expr_cache><1,2>(<in_optimizer>((1,2),<exists>(select 3,4 having (((1 = 3) or isnull(3)) and ((2 = 4) or isnull(4)) and <is_not_null_test>(3) and <is_not_null_test>(4))))) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
MAX(a)
NULL
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1 100.00
1 PRIMARY t1 range a a 4 NULL 4 100.00 Using where; Using index; Using join buffer (flat, BNL join)
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 5 100.00 Using where
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`b` = 2) and (`test`.`t2`.`a` = 1) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
MAX(a)
NULL
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 range a a 4 NULL 4 100.00 Using where; Using index
Warnings:
Note 1003 select max(`test`.`t1`.`a`) AS `MAX(a)` from `test`.`t1` where (((rand() * 0) <> 0) and (`test`.`t1`.`a` < 10))
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
MAX(a)
NULL
DROP TABLE t1,t2;
#
# Bug #879860: MIN/MAX for subquery returning empty set
#
CREATE TABLE t1 (a int PRIMARY KEY);
INSERT INTO t1 VALUES (1);
CREATE TABLE t2 (a int NOT NULL);
INSERT INTO t2 VALUES (10);
CREATE TABLE t3 ( a int, b int);
INSERT INTO t3 VALUES (19,1), (20,5);
EXPLAIN EXTENDED
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t3 ALL NULL NULL NULL NULL 2 100.00
2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 100.00
Warnings:
Note 1276 Field or reference 'test.t3.b' of SELECT #2 was resolved in SELECT #1
Note 1003 select <expr_cache><`test`.`t3`.`b`>((select min(1) from `test`.`t1` join `test`.`t2` where (10 = `test`.`t3`.`b`))) AS `(SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b)` from `test`.`t3`
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
(SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b)
NULL
NULL
DROP TABLE t1,t2,t3;
#
End of 5.2 tests
#
# BUG#46680 - Assertion failed in file item_subselect.cc,
# line 305 crashing on HAVING subquery
#
@ -1977,4 +2041,3 @@ set @@optimizer_switch=@save_optimizer_switch;
# Cleanup for BUG#46680
#
DROP TABLE IF EXISTS t1,t2,t3,empty1;
End of 6.0 tests

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@ -549,7 +549,7 @@ primary key (pk1, pk2)
);
explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using index condition; Using where
1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using where
select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2
1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2

View File

@ -783,7 +783,7 @@ create table t1 (a int primary key,b int, c int, d int, e int, f int, g int, h
insert into t1 values (1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1);
explain select * from t1 where a > 0 and a < 50;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using index condition
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using where
drop table t1;
create table t1 (id int NOT NULL,id2 int NOT NULL,id3 int NOT NULL,dummy1 char(30),primary key (id,id2),index index_id3 (id3)) engine=innodb;
insert into t1 values (0,0,0,'ABCDEFGHIJ'),(2,2,2,'BCDEFGHIJK'),(1,1,1,'CDEFGHIJKL');

View File

@ -167,7 +167,7 @@ WHERE ts BETWEEN '0000-00-00' AND '2010-00-01 00:00:00'
ORDER BY ts DESC
LIMIT 2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where
DROP TABLE t1;
#
@ -431,7 +431,7 @@ SELECT * FROM t1
WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where
2 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using index condition
2 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using where
2 DEPENDENT SUBQUERY t2 index NULL PRIMARY 4 NULL 3 Using where; Using index; Using join buffer (flat, BNL join)
SELECT * FROM t1
WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10);
@ -452,7 +452,7 @@ PRIMARY KEY (pk)
INSERT INTO t1 VALUES (1,9),(2,7),(3,6),(4,3),(5,1);
EXPLAIN SELECT pk, c1 FROM t1 WHERE pk <> 3;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where
SET SESSION optimizer_switch='index_condition_pushdown=off';
SELECT pk, c1 FROM t1 WHERE pk <> 3;
pk c1
@ -507,8 +507,8 @@ SELECT c2 FROM t1 JOIN t2 ON t1.c1 = t2.c1
WHERE (t2.pk <= 4 AND t1.pk IN (2,1)) OR
(t1.pk > 1 AND t2.pk BETWEEN 6 AND 6);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using where
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using where; Using join buffer (flat, BNL join)
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 1 Using where
1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where; Using join buffer (flat, BNL join)
SELECT c2 FROM t1 JOIN t2 ON t1.c1 = t2.c1
WHERE (t2.pk <= 4 AND t1.pk IN (2,1)) OR
(t1.pk > 1 AND t2.pk BETWEEN 6 AND 6);
@ -680,7 +680,7 @@ EXPLAIN
SELECT t1.b, t1.c FROM t1, t2 WHERE t1.a = t2.a AND t1.b != 0
HAVING t1.c != 5 ORDER BY t1.c;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using where; Using filesort
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort
1 SIMPLE t2 ref a a 515 test.t1.a 1 Using where
SELECT t1.b, t1.c FROM t1, t2 WHERE t1.a = t2.a AND t1.b != 0
HAVING t1.c != 5 ORDER BY t1.c;
@ -793,7 +793,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t ALL PRIMARY,c NULL NULL NULL 64 Using where
1 PRIMARY t2 ref g g 5 test.t.c 9 Using where
2 DEPENDENT SUBQUERY t1 index PRIMARY d 3 NULL 64 Using where; Using index
2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index condition; Using where
2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where
SELECT COUNT(*) FROM t1 AS t, t2
WHERE c = g
AND (EXISTS (SELECT * FROM t1, t2 WHERE a = f AND h <= t.e AND a > t.b)
@ -808,5 +808,32 @@ COUNT(*)
1478
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2;
# check "Handler_pushed" status varuiables
CREATE TABLE t1 (
c1 CHAR(1),
c2 CHAR(1),
KEY (c1)
);
INSERT INTO t1 VALUES ('3', '3'),('4','4'),('5','5');
flush status;
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 0
Handler_icp_match 0
SELECT * FROM t1 FORCE INDEX(c1) WHERE (c1='3' or c1='4') and c1 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
SELECT * FROM t1 WHERE (c2='3' or c2='4') and c2 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
DROP TABLE t1;
set optimizer_switch=@innodb_icp_tmp;
set storage_engine= @save_storage_engine;

View File

@ -82,7 +82,7 @@ insert into t2 values ('a-1010=A', 1010), ('a-1030=A', 1030), ('a-1020=A', 1020)
explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 30 test.t2.a,test.t2.b 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 30 test.t2.a,test.t2.b 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan
select * from t1, t2 where t1.a=t2.a and t1.b=t2.b;
a b filler a b
a-1010=A 1010 filler a-1010=A 1010
@ -91,7 +91,7 @@ a-1030=A 1030 filler a-1030=A 1030
explain select * from t1, t2 where t1.a=t2.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t1 ref PRIMARY PRIMARY 26 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan
1 SIMPLE t1 ref PRIMARY PRIMARY 26 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan
select * from t1, t2 where t1.a=t2.a;
a b filler a b
a-1010=A 1010 filler a-1010=A 1010
@ -133,7 +133,7 @@ set join_cache_level=6;
explain select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan
1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan
select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100;
a b c filler a b
set optimizer_switch='index_condition_pushdown=off';

View File

@ -3506,6 +3506,7 @@ insert into t2 values (2,1, 'qwerty'),(2,2, 'qwerty'),(2,3, 'qwerty'),
insert into t2 values (3,1, 'qwerty'),(3,4, 'qwerty');
insert into t2 values (4,1, 'qwerty'),(4,2, 'qwerty'),(4,3, 'qwerty'),
(4,4, 'qwerty');
flush status;
set join_cache_level=5;
select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
@ -3519,6 +3520,10 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 20
Handler_icp_match 4
set join_cache_level=6;
select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
@ -3532,6 +3537,10 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 40
Handler_icp_match 8
set join_cache_level=7;
select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
@ -3545,6 +3554,10 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 60
Handler_icp_match 12
set join_cache_level=8;
select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
@ -3558,6 +3571,10 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where
1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 80
Handler_icp_match 16
drop table t1,t2;
set join_cache_level=default;
#
@ -5486,4 +5503,87 @@ i
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
#
# Bug #12546542: missing row with semijoin=off + join cache
# (LP bug #922971)
#
CREATE TABLE t1 (a varchar(1024));
INSERT INTO t1 VALUES ('v'), ('we');
CREATE TABLE t2 (
a varchar(1024) CHARACTER SET utf8 DEFAULT NULL, b int, c int
);
INSERT INTO t2 VALUES ('we',4,NULL), ('v',1305673728,6);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (4,4);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off';
set optimizer_switch='materialization=off';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 1 Using where
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
a
v
we
set join_cache_level=2;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where
2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join)
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
a
v
we
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
#
# Bug #925985: LEFT JOIN with optimize_join_buffer_size=off +
# join_buffer_size > join_buffer_space_limit
#
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (5), (3);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(3,30), (1,10), (7,70), (2,20),
(3,31), (1,11), (7,71), (2,21),
(3,32), (1,12), (7,72), (2,22);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (32, 302), (42,400), (30,300);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='optimize_join_buffer_size=off';
set join_buffer_space_limit=4096;
set join_buffer_size=4096*2;
set join_cache_level=2;
set optimizer_switch='outer_join_with_cache=on';
EXPLAIN
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2
1 SIMPLE t2 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
a a b b c
3 3 30 30 300
3 3 31 NULL NULL
3 3 32 32 302
set join_buffer_space_limit=default;
set join_buffer_size=default;
set join_cache_level=default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
set @@optimizer_switch=@save_optimizer_switch;

View File

@ -17,3 +17,11 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 index NULL fkey 5 NULL 5 Using index
1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.fkey 1 Using where
DROP TABLE t1,t2;
CREATE TABLE t1(a int, b int, KEY (a), PRIMARY KEY (b)) ENGINE=InnoDB;
CREATE TABLE t2 (b int, PRIMARY KEY (b));
INSERT INTO t2 VALUES (4),(9);
SELECT STRAIGHT_JOIN t1.a FROM t1 RIGHT JOIN t2 ON t1.b = t2.b
WHERE (t1.b NOT BETWEEN 1 AND 7 OR t1.a IS NULL AND t1.b = t2.b) AND t2.b = 4
GROUP BY 1;
a
DROP TABLE t1,t2;

View File

@ -367,6 +367,22 @@ Variable_name Value
key_cache_block_size 1536
SET GLOBAL key_cache_block_size= @bug28478_key_cache_block_size;
DROP TABLE t1;
#
# Bug#12361113: crash when load index into cache
#
# Note that this creates an empty disabled key cache!
SET GLOBAL key_cache_none.key_cache_block_size = 1024;
CREATE TABLE t1 (a INT, b INTEGER NOT NULL, KEY (b) ) ENGINE = MYISAM;
INSERT INTO t1 VALUES (1, 1);
CACHE INDEX t1 in key_cache_none;
ERROR HY000: Unknown key cache 'key_cache_none'
# The bug crashed the server at LOAD INDEX below. Now it will succeed
# since the default cache is used due to CACHE INDEX failed for
# key_cache_none.
LOAD INDEX INTO CACHE t1;
Table Op Msg_type Msg_text
test.t1 preload_keys status OK
DROP TABLE t1;
set global key_buffer_size=@save_key_buffer_size;
set global key_cache_block_size=@save_key_cache_block_size;
select @@key_buffer_size;

View File

@ -814,5 +814,32 @@ COUNT(*)
1478
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2;
# check "Handler_pushed" status varuiables
CREATE TABLE t1 (
c1 CHAR(1),
c2 CHAR(1),
KEY (c1)
);
INSERT INTO t1 VALUES ('3', '3'),('4','4'),('5','5');
flush status;
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 0
Handler_icp_match 0
SELECT * FROM t1 FORCE INDEX(c1) WHERE (c1='3' or c1='4') and c1 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
SELECT * FROM t1 WHERE (c2='3' or c2='4') and c2 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
DROP TABLE t1;
set storage_engine= @save_storage_engine;
set optimizer_switch=@maria_icp_tmp;

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@ -812,6 +812,33 @@ COUNT(*)
1478
SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2;
# check "Handler_pushed" status varuiables
CREATE TABLE t1 (
c1 CHAR(1),
c2 CHAR(1),
KEY (c1)
);
INSERT INTO t1 VALUES ('3', '3'),('4','4'),('5','5');
flush status;
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 0
Handler_icp_match 0
SELECT * FROM t1 FORCE INDEX(c1) WHERE (c1='3' or c1='4') and c1 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
SELECT * FROM t1 WHERE (c2='3' or c2='4') and c2 % 2 = 0 ;
c1 c2
4 4
show status like "Handler_icp%";
Variable_name Value
Handler_icp_attempts 2
Handler_icp_match 1
DROP TABLE t1;
drop table if exists t0, t1, t1i, t1m;
#
# BUG#826935 Assertion `!table || (!table->read_set || bitmap_is_set(table->read_set, field_index))' failed

View File

@ -0,0 +1,19 @@
drop table if exists t1,t2;
set @myisam_icp_notembedded_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
#
# BUG#933412: Server crashes in _mi_put_key_in_record on KILL QUERY with ICP, STRAIGHT_JOIN
#
CREATE TABLE t1 (
b INT,
c VARCHAR(1) NOT NULL,
d DATETIME,
KEY (c, b)
) ENGINE=MyISAM;
# INSERT some data
CREATE TABLE t2 ( a INT ) ENGINE=MyISAM;
INSERT INTO t2 VALUES
(7),(3),(7),(3);
# Now run a number of ICP queries while trying to kill them
DROP TABLE t1,t2;
set optimizer_switch=@myisam_icp_notembedded_tmp;

View File

@ -557,4 +557,81 @@ COUNT(alias2.f2)
set @@join_cache_level= @tmp_730133_jcl;
set @@optimizer_switch= @tmp_730133_os;
drop table t1;
#
# Test of MRR handler counters
#
flush status;
show status like 'Handler_mrr%';
Variable_name Value
Handler_mrr_init 0
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a int, b int, filler char(200), key(a));
insert into t1
select A.a+10*B.a+100*C.a+1000*D.a, 123,'filler' from t0 A, t0 B, t0 C, t0 D;
explain select sum(b) from t1 where a < 10;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 8 Using index condition; Rowid-ordered scan
# This should show one MRR scan and no re-fills:
flush status;
select sum(b) from t1 where a < 10;
sum(b)
1230
show status like 'handler_mrr%';
Variable_name Value
Handler_mrr_init 1
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
set @mrr_buffer_size_save= @@mrr_buffer_size;
set mrr_buffer_size=128;
explain select sum(b) from t1 where a < 1600;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 1380 Using index condition; Rowid-ordered scan
# This should show one MRR scan and one extra rowid sort:
flush status;
select sum(b) from t1 where a < 1600;
sum(b)
196800
show status like 'handler_mrr%';
Variable_name Value
Handler_mrr_init 1
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 1
set @@mrr_buffer_size= @mrr_buffer_size_save;
#Now, let's check BKA:
set @join_cache_level_save= @@join_cache_level;
set @join_buffer_size_save= @@join_buffer_size;
set join_cache_level=6;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where
1 SIMPLE t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
sum(t1.b)
1230
show status like 'handler_mrr%';
Variable_name Value
Handler_mrr_init 1
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
set join_buffer_size=10;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where
1 SIMPLE t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
sum(t1.b)
1230
show status like 'handler_mrr%';
Variable_name Value
Handler_mrr_init 1or2
Handler_mrr_key_refills 1or2
Handler_mrr_rowid_refills 1or2
set join_cache_level= @join_cache_level_save;
set join_buffer_size= @join_buffer_size_save;
drop table t0, t1;
set optimizer_switch= @myisam_mrr_tmp;

View File

@ -140,6 +140,7 @@ CREATE TABLE `я` (a INT);
SET NAMES DEFAULT;
call mtr.add_suppression("@003f.frm' \\(errno: 22\\)");
mysqlcheck --default-character-set="latin1" --databases test
call mtr.add_suppression("Can't find file: '..test.@003f.frm'");
test.?
Error : Table doesn't exist
status : Operation failed

View File

@ -1729,3 +1729,57 @@ select 1 order by max(1) + min(1);
1
1
End of 5.1 tests
#
# Fix of LP BUG#793589 Wrong result with double ORDER BY
#
CREATE TABLE t1 ( b int) ;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 ( a int, b int, PRIMARY KEY (a)) ;
INSERT INTO t2 VALUES (6,7),(7,7),(8,1),(9,7),(10,1),(11,5),(12,2),(13,0),(14,1),(15,8),(16,1),(17,1),(18,9),(19,1),(20,5);
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
field1
1
7
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
b b
1 8
7 9
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
b b
1 8
7 9
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
b
1
7
# field1 removed from ORDER BY
explain extended
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `field1` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b`,`test`.`t1`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b`,`test`.`t1`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
explain extended
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort
1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00
Warnings:
Note 1003 select `test`.`t2`.`b` AS `b` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`a` = `test`.`t1`.`b`) group by `test`.`t2`.`b` order by `test`.`t1`.`b`
drop table t1,t2;
End of 5.2 tests

View File

@ -121,8 +121,8 @@ insert into t1 values (1);
explain select * from t1 where 3 in (select (1+1) union select 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
select * from t1 where 3 in (select (1+1) union select 1);
a

View File

@ -1769,6 +1769,21 @@ SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk;
pk i4 pk i4
DROP TABLE t1;
End of 5.1 tests
#
# LP Bug #533117: Wrong use_count in SEL_ARG trees
# (Bug #58731)
#
create table t1 (a int, b int, c int, key idx (a,b,c));
insert into t1 values (0,0,0), (2,2,0), (1,1,1), (2,2,1);
explain
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx idx 5 NULL 3 Using where; Using index
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
a b c
2 2 0
2 2 1
drop table t1;
create table t1 (f1 datetime, key (f1));
insert into t1 values ('2000-03-09 15:56:59'),('2000-05-05 23:24:28'),('2000-06-13 13:12:06');
select min(f1) from t1 where f1 >= '2006-05-25 07:00:20' and f1 between '2003-11-23 10:00:09' and '2010-01-01 01:01:01' and f1 > '2001-01-01 01:01:01';

View File

@ -1771,6 +1771,21 @@ SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk;
pk i4 pk i4
DROP TABLE t1;
End of 5.1 tests
#
# LP Bug #533117: Wrong use_count in SEL_ARG trees
# (Bug #58731)
#
create table t1 (a int, b int, c int, key idx (a,b,c));
insert into t1 values (0,0,0), (2,2,0), (1,1,1), (2,2,1);
explain
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx idx 5 NULL 3 Using where; Using index
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
a b c
2 2 0
2 2 1
drop table t1;
create table t1 (f1 datetime, key (f1));
insert into t1 values ('2000-03-09 15:56:59'),('2000-05-05 23:24:28'),('2000-06-13 13:12:06');
select min(f1) from t1 where f1 >= '2006-05-25 07:00:20' and f1 between '2003-11-23 10:00:09' and '2010-01-01 01:01:01' and f1 > '2001-01-01 01:01:01';

View File

@ -328,15 +328,15 @@ ID Name Country Population
EXPLAIN
SELECT * FROM City WHERE (ID < 10) OR (ID BETWEEN 100 AND 110);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 20 Using index condition; Using where
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 20 Using where
EXPLAIN
SELECT * FROM City WHERE (ID < 200) OR (ID BETWEEN 100 AND 200);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 200 Using index condition; Using where
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 200 Using where
EXPLAIN
SELECT * FROM City WHERE (ID < 600) OR (ID BETWEEN 900 AND 1500);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 1198 Using index condition; Using where
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 1198 Using where
EXPLAIN
SELECT * FROM City WHERE Country > 'A' AND Country < 'ARG';
id select_type table type possible_keys key key_len ref rows Extra
@ -355,7 +355,7 @@ WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 110) AND
(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000)));
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 20 Using index condition; Using where
1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 20 Using where
EXPLAIN
SELECT * FROM City
WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG')))
@ -369,7 +369,7 @@ WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 200) AND
(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000)));
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 200 Using index condition; Using where
1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 200 Using where
SELECT * FROM City USE INDEX ()
WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG')))
OR ((ID BETWEEN 100 AND 110) AND
@ -601,11 +601,11 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 3400 AND 3800;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 400 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 400 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where
EXPLAIN
SELECT * FROM City WHERE Name LIKE 'P%';
id select_type table type possible_keys key key_len ref rows Extra
@ -765,27 +765,27 @@ id select_type table type possible_keys key key_len ref rows Extra
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 4025 AND 4035;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 4028 AND 4032;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 3500 AND 3800;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 300 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 300 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 4000 AND 4300;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using where
EXPLAIN
SELECT * FROM City WHERE ID BETWEEN 250 and 260 ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition
1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where
EXPLAIN
SELECT * FROM City WHERE (Population > 101000 AND Population < 102000);
id select_type table type possible_keys key key_len ref rows Extra
@ -1422,7 +1422,7 @@ SELECT * FROM t1
WHERE t1.a>300 AND t1.c!=0 AND t1.b>=350 AND t1.b<=400 AND
(t1.c=0 OR t1.a=500);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,idx PRIMARY 4 NULL 1 Using index condition; Using where
1 SIMPLE t1 range PRIMARY,idx PRIMARY 4 NULL 1 Using where
SELECT * FROM t1
WHERE t1.a>300 AND t1.c!=0 AND t1.b>=350 AND t1.b<=400 AND
(t1.c=0 OR t1.a=500);

View File

@ -2782,10 +2782,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.615800023078918
@ -2804,10 +2804,10 @@ max(key1) min(key2)
0.615800023078918 1.37619996070862
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.615800023078918
0.384499996900558
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.376199990510941
0.384499996900558
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);

View File

@ -2793,10 +2793,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.615800023078918
@ -2815,10 +2815,10 @@ max(key1) min(key2)
0.615800023078918 1.37619996070862
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.615800023078918
0.384499996900558
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.376199990510941
0.384499996900558
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);

View File

@ -2782,10 +2782,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 range key1 key1 5 NULL 3 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.615800023078918
@ -2804,10 +2804,10 @@ max(key1) min(key2)
0.615800023078918 1.37619996070862
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.615800023078918
0.384499996900558
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.376199990510941
0.384499996900558
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);

View File

@ -275,6 +275,11 @@ Variable_name Value
Handler_commit 0
Handler_delete 0
Handler_discover 0
Handler_icp_attempts 0
Handler_icp_match 0
Handler_mrr_init 0
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
Handler_prepare 0
Handler_read_first 0
Handler_read_key 4
@ -297,7 +302,7 @@ Created_tmp_files 0
Created_tmp_tables 2
Handler_tmp_update 2
Handler_tmp_write 7
Rows_tmp_read 35
Rows_tmp_read 40
drop table t1;
CREATE TABLE t1 (i int(11) DEFAULT NULL, KEY i (i) ) ENGINE=MyISAM;
insert into t1 values (1),(2),(3),(4),(5);
@ -310,6 +315,11 @@ Variable_name Value
Handler_commit 0
Handler_delete 0
Handler_discover 0
Handler_icp_attempts 0
Handler_icp_match 0
Handler_mrr_init 0
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
Handler_prepare 0
Handler_read_first 0
Handler_read_key 2

View File

@ -100,6 +100,11 @@ Variable_name Value
Handler_commit 19
Handler_delete 1
Handler_discover 0
Handler_icp_attempts 0
Handler_icp_match 0
Handler_mrr_init 0
Handler_mrr_key_refills 0
Handler_mrr_rowid_refills 0
Handler_prepare 18
Handler_read_first 0
Handler_read_key 3

View File

@ -4567,6 +4567,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
@ -5005,7 +5012,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
@ -5448,10 +5454,161 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
2 MATERIALIZED it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
@ -5498,32 +5655,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
@ -5573,27 +5704,6 @@ id parent_id
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ref a a 5 const 1
set optimizer_switch=@tmp_optimizer_switch;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
@ -5619,54 +5729,6 @@ GROUP BY b
1
DROP TABLE t1, t2;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
explain SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
DROP TABLE t1,t2;
#
# LP bug #826279: assertion failure with GROUP BY a result of subquery
#
CREATE TABLE t1 (a int);
@ -5932,5 +5994,14 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;

View File

@ -1156,7 +1156,7 @@ insert into t4 select a from t3;
explain select * from t3 where a in (select t1.kp1 from t1,t4 where kp1<20
and t4.pk=t1.c);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using where; Rowid-ordered scan; LooseScan
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using where; LooseScan
1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t1)
1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join)
drop table t1, t3, t4;

View File

@ -831,7 +831,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
f1 f2
SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off';
@ -922,7 +922,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2);
f1 f2
INSERT INTO t1 VALUES (1, 2);
@ -1017,7 +1017,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
f1 f2
SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off';
@ -1108,7 +1108,7 @@ EXPLAIN
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10);
f1 f2
set @@optimizer_switch=@save_optimizer_switch;

View File

@ -1793,7 +1793,7 @@ SELECT * FROM t1
WHERE a IN ( SELECT MIN(a) FROM t1 );
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
Warnings:
Note 1003 select 8 AS `a` from `test`.`t1` where <expr_cache><8>(<in_optimizer>(8,<exists>(select min(`test`.`t1`.`a`) from `test`.`t1` having (<cache>(8) = <ref_null_helper>(min(`test`.`t1`.`a`))))))
DROP TABLE t1;
@ -1811,6 +1811,56 @@ a b c
4 4 2
4 4 4
DROP TABLE t1,t2;
#
# BUG#922254: Assertion `0' failed at item_cmpfunc.cc:5899: Item* Item_equal::get_first(JOIN_TAB*, Item*)
#
CREATE TABLE t1 ( a VARCHAR(3) );
CREATE TABLE t2 ( b VARCHAR(3), c VARCHAR(8), KEY(c) );
INSERT INTO t2 VALUES ('USA','Abilene'),('USA','Akron');
EXPLAIN
SELECT * FROM
( SELECT * FROM t1 ) AS alias1,
t2 AS alias2
WHERE b = a AND a IN (
SELECT alias3.c
FROM t2 AS alias3, t2 AS alias4
WHERE alias4.c = alias3.b
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
3 MATERIALIZED alias3 ALL NULL NULL NULL NULL 2
3 MATERIALIZED alias4 index c c 11 NULL 2 Using where; Using index; Using join buffer (flat, BNL join)
DROP TABLE t1,t2;
#
# BUG#928048: Query containing IN subquery with OR in the where clause returns a wrong result
#
create table t1 (a int, b int);
insert into t1 values (7,5), (3,3), (5,4), (9,3);
create table t2 (a int, b int, index i_a(a));
insert into t2 values
(4,2), (7,9), (7,4), (3,1), (5,3), (3,1), (9,4), (8,1);
explain select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where
2 MATERIALIZED t2 ALL i_a NULL NULL NULL 8 Using where
select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
a b
7 5
3 3
drop table t1,t2;
#
# BUG#933407: Valgrind warnings in mark_as_null_row with materialization+semijoin, STRAIGHT_JOIN, impossible WHERE
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0),(8);
SELECT STRAIGHT_JOIN MIN(a) FROM t1
WHERE a IN (
SELECT a FROM t1
WHERE 'condition'='impossible'
);
MIN(a)
NULL
DROP TABLE t1;
# This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level;

View File

@ -4569,6 +4569,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
@ -5007,7 +5014,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
@ -5449,10 +5455,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index; FirstMatch(ot)
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index; FirstMatch(ot)
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
@ -5499,32 +5654,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
@ -5574,27 +5703,6 @@ id parent_id
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ref a a 5 const 1
set optimizer_switch=@tmp_optimizer_switch;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
@ -5620,54 +5728,6 @@ GROUP BY b
1
DROP TABLE t1, t2;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
explain SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
DROP TABLE t1,t2;
#
# LP bug #826279: assertion failure with GROUP BY a result of subquery
#
CREATE TABLE t1 (a int);
@ -5933,6 +5993,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set optimizer_switch=default;

View File

@ -4565,6 +4565,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
@ -5003,7 +5010,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
@ -5445,10 +5451,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it1 index_subquery idx_cvk_cik idx_cvk_cik 9 func,const 2 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it2 index_subquery idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 func,const 1 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
@ -5495,32 +5650,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
@ -5570,27 +5699,6 @@ id parent_id
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ref a a 5 const 1
set optimizer_switch=@tmp_optimizer_switch;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
@ -5616,54 +5724,6 @@ GROUP BY b
1
DROP TABLE t1, t2;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
explain SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
DROP TABLE t1,t2;
#
# LP bug #826279: assertion failure with GROUP BY a result of subquery
#
CREATE TABLE t1 (a int);
@ -5929,6 +5989,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set @optimizer_switch_for_subselect_test=null;

View File

@ -4573,6 +4573,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
@ -5011,7 +5018,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
@ -5454,10 +5460,161 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED it1 ref idx_cvk_cik idx_cvk_cik 9 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
2 MATERIALIZED it2 ref idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 const,const 1 Using where; Using index
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
@ -5504,32 +5661,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
@ -5579,27 +5710,6 @@ id parent_id
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ref a a 5 const 1
set optimizer_switch=@tmp_optimizer_switch;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
@ -5625,54 +5735,6 @@ GROUP BY b
1
DROP TABLE t1, t2;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
explain SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
DROP TABLE t1,t2;
#
# LP bug #826279: assertion failure with GROUP BY a result of subquery
#
CREATE TABLE t1 (a int);
@ -5938,6 +6000,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set optimizer_switch=default;

View File

@ -4565,6 +4565,13 @@ CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00
2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00
Warnings:
Note 1003 select 1 AS `1` from `test`.`t1` where <nop>(<in_optimizer>(1,((select max(`test`.`t1`.`a1`) from `test`.`t1`) > 1)))
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
1
1
@ -5003,7 +5010,6 @@ EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
WHERE t1.a = d1.a;
ERROR 42S22: Unknown column 'd1.a' in 'where clause'
DROP TABLE t1;
End of 5.1 tests.
Set up test tables.
CREATE TABLE t1 (
t1_id INT UNSIGNED,
@ -5445,10 +5451,159 @@ NULL
NULL
5
DROP TABLE t1, t2, t3;
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
pk
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
# (duplicate of LP bug #888456)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
DROP TABLE t1,t2;
#
# LP bug 919427: EXPLAIN for a query over a single-row table
# with IN subquery in WHERE condition
#
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it1 index_subquery idx_cvk_cik idx_cvk_cik 9 func,const 2 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
col_int_nokey
1
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY ot system NULL NULL NULL NULL 1
2 DEPENDENT SUBQUERY it2 index_subquery idx_cvk_cvk2_cik,idx_cvk_cik idx_cvk_cvk2_cik 8 func,const 1 Using index; Using where
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
col_int_nokey
1
DROP TABLE ot,it1,it2;
End of 5.2 tests
#
# BUG#779885: Crash in eliminate_item_equal with materialization=on in
# maria-5.3
#
CREATE TABLE t1 ( f1 int );
INSERT INTO t1 VALUES (19), (20);
@ -5495,32 +5650,6 @@ b c
9 NULL
SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
End of 5.3 tests
#
# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
#
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
1
1
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
1
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
1
1
1
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
#
# Bug#11764086: Null left operand to NOT IN in WHERE clause
# behaves differently than real NULL
@ -5570,27 +5699,6 @@ id parent_id
DROP TABLE parent, child;
# End of test for bug#11764086.
#
# BUG#50257: Missing info in REF column of the EXPLAIN
# lines for subselects
#
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2
2 DERIVED t1 ref a a 5 const 1
set optimizer_switch=@tmp_optimizer_switch;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 SUBQUERY t1 ref a a 5 const 1 Using index
DROP TABLE t1;
#
# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
#
@ -5616,54 +5724,6 @@ GROUP BY b
1
DROP TABLE t1, t2;
#
# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
#
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
f1 f1_key
v j
s j
v v
s v
v c
s c
v m
s m
v d
s d
v d
s d
v y
s y
v t
s t
v d
s d
v s
s s
explain SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY table1 ALL NULL NULL NULL NULL 2
1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join)
2 DEPENDENT SUBQUERY t2 index f1_key f1_key 4 NULL 10 Using where; Using index
DROP TABLE t1,t2;
#
# LP bug #826279: assertion failure with GROUP BY a result of subquery
#
CREATE TABLE t1 (a int);
@ -5929,6 +5989,15 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
1
NULL
drop table t1,t2,t3;
#
# LP BUG#905353 Wrong non-empty result with a constant table,
# aggregate function in subquery, MyISAM or Aria
#
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
a
drop table t1;
# return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;
set @optimizer_switch_for_subselect_test=null;

View File

@ -1538,6 +1538,58 @@ deallocate prepare s;
set optimizer_switch=@save_optimizer_switch;
DROP TABLE ot1, ot2, ot3, it1;
#
# Bug#59919/11766739: Crash in tmp_table_param::init() with semijoin=on
#
CREATE TABLE t1 (f1 INTEGER) ENGINE=MyISAM;
CREATE TABLE t2 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
CREATE TABLE t3 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1,1), (2,1);
INSERT INTO t3 VALUES
(1,1), (2,1), (5,4), (7,3), (8,2), (8,1), (7,3),
(9,5), (4,3), (7,2), (7,7), (3,1), (5,8), (9,7);
set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 ALL NULL NULL NULL NULL 14 Using where
2 MATERIALIZED t1 system NULL NULL NULL NULL 1
2 MATERIALIZED b1 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED b2 ALL NULL NULL NULL NULL 2
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
f1 f2
1 1
2 1
8 1
3 1
set optimizer_switch='semijoin=on,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 1
1 PRIMARY t3 ALL NULL NULL NULL NULL 14 Using where; Using join buffer (flat, BNL join)
2 MATERIALIZED b1 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED b2 ALL NULL NULL NULL NULL 2
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
f1 f2
1 1
2 1
8 1
3 1
set optimizer_switch=@save_optimizer_switch;
DROP TABLE t1, t2, t3 ;
#
#
# BUG#784723: Wrong result with semijoin + nested subqueries in maria-5.3
#
CREATE TABLE t1 ( t1field integer, primary key (t1field));
@ -2475,4 +2527,105 @@ WHERE c = b AND b = a
a COUNT(*)
NULL 0
DROP TABLE t1, t2, t3;
#
# BUG#920255: Wrong result (extra rows) with loosescan and IN subquery
#
CREATE TABLE t1 ( a INT PRIMARY KEY, b INT, KEY(b) );
INSERT INTO t1 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),
(6,3),(7,1),(8,4),(9,3),(10,2);
CREATE TABLE t2 ( c INT, d INT, UNIQUE KEY(c) );
INSERT INTO t2 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),(6,3),(7,1);
SELECT a, b, d FROM t1, t2
WHERE ( b, d ) IN
( SELECT b, d FROM t1, t2 WHERE b = c );
a b d
2 1 2
7 1 2
2 1 2
7 1 2
1 2 1
4 2 1
10 2 1
1 2 1
4 2 1
10 2 1
3 3 3
6 3 3
9 3 3
3 3 3
6 3 3
9 3 3
8 4 2
8 4 2
5 5 5
DROP TABLE t1, t2;
#
# BUG#920713: Wrong result (missing rows) with firstmatch+BNL, IN subquery, ...
#
CREATE TABLE t1 ( a VARCHAR(1) ) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('e'),('w'),('a'),('h'),('x'),('k'),('g');
CREATE TABLE t2 ( b INT, c VARCHAR(1) );
INSERT INTO t2 VALUES (0,'j'),(8,'v');
SELECT * FROM t1 alias1, t2 alias2
WHERE alias2.c IN (
SELECT alias4.c FROM t1 alias3, t2 alias4
);
a b c
e 0 j
e 8 v
w 0 j
w 8 v
a 0 j
a 8 v
h 0 j
h 8 v
x 0 j
x 8 v
k 0 j
k 8 v
g 0 j
g 8 v
DROP TABLE t1, t2;
#
# BUG#923246: Loosescan reports different result than other semijoin methods
#
set @tmp_923246= @@optimizer_switch;
set optimizer_switch='mrr=on,materialization=off';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (kp1 int, kp2 int, c int, filler char(100), key(kp1, kp2));
insert into t1 select A.a+10*(B.a+10*C.a), 0, 0, 'filler' from t0 A, t0 B, t0 C;
insert into t1 select * from t1 where kp1 < 20;
create table t3 (a int);
insert into t3 select A.a + 10*B.a from t0 A, t0 B;
select * from t3 where a in (select kp1 from t1 where kp1<20);
a
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
explain select * from t3 where a in (select kp1 from t1 where kp1<20);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using where; Using index; LooseScan
1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join)
drop table t0,t1,t3;
set optimizer_switch= @tmp_923246;
set optimizer_switch=@subselect_sj_tmp;

View File

@ -1551,6 +1551,58 @@ deallocate prepare s;
set optimizer_switch=@save_optimizer_switch;
DROP TABLE ot1, ot2, ot3, it1;
#
# Bug#59919/11766739: Crash in tmp_table_param::init() with semijoin=on
#
CREATE TABLE t1 (f1 INTEGER) ENGINE=MyISAM;
CREATE TABLE t2 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
CREATE TABLE t3 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1,1), (2,1);
INSERT INTO t3 VALUES
(1,1), (2,1), (5,4), (7,3), (8,2), (8,1), (7,3),
(9,5), (4,3), (7,2), (7,7), (3,1), (5,8), (9,7);
set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t3 ALL NULL NULL NULL NULL 14 Using where
2 MATERIALIZED t1 system NULL NULL NULL NULL 1
2 MATERIALIZED b1 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED b2 ALL NULL NULL NULL NULL 2
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
f1 f2
1 1
2 1
8 1
3 1
set optimizer_switch='semijoin=on,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system NULL NULL NULL NULL 1
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 1
1 PRIMARY t3 ALL NULL NULL NULL NULL 14 Using where; Using join buffer (flat, BNL join)
2 MATERIALIZED b1 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED b2 ALL NULL NULL NULL NULL 2
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
f1 f2
1 1
2 1
8 1
3 1
set optimizer_switch=@save_optimizer_switch;
DROP TABLE t1, t2, t3 ;
#
#
# BUG#784723: Wrong result with semijoin + nested subqueries in maria-5.3
#
CREATE TABLE t1 ( t1field integer, primary key (t1field));
@ -2489,6 +2541,107 @@ WHERE c = b AND b = a
a COUNT(*)
NULL 0
DROP TABLE t1, t2, t3;
#
# BUG#920255: Wrong result (extra rows) with loosescan and IN subquery
#
CREATE TABLE t1 ( a INT PRIMARY KEY, b INT, KEY(b) );
INSERT INTO t1 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),
(6,3),(7,1),(8,4),(9,3),(10,2);
CREATE TABLE t2 ( c INT, d INT, UNIQUE KEY(c) );
INSERT INTO t2 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),(6,3),(7,1);
SELECT a, b, d FROM t1, t2
WHERE ( b, d ) IN
( SELECT b, d FROM t1, t2 WHERE b = c );
a b d
1 2 1
1 2 1
2 1 2
2 1 2
3 3 3
3 3 3
4 2 1
4 2 1
5 5 5
6 3 3
6 3 3
7 1 2
7 1 2
8 4 2
8 4 2
9 3 3
9 3 3
10 2 1
10 2 1
DROP TABLE t1, t2;
#
# BUG#920713: Wrong result (missing rows) with firstmatch+BNL, IN subquery, ...
#
CREATE TABLE t1 ( a VARCHAR(1) ) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('e'),('w'),('a'),('h'),('x'),('k'),('g');
CREATE TABLE t2 ( b INT, c VARCHAR(1) );
INSERT INTO t2 VALUES (0,'j'),(8,'v');
SELECT * FROM t1 alias1, t2 alias2
WHERE alias2.c IN (
SELECT alias4.c FROM t1 alias3, t2 alias4
);
a b c
e 0 j
e 8 v
w 0 j
w 8 v
a 0 j
a 8 v
h 0 j
h 8 v
x 0 j
x 8 v
k 0 j
k 8 v
g 0 j
g 8 v
DROP TABLE t1, t2;
#
# BUG#923246: Loosescan reports different result than other semijoin methods
#
set @tmp_923246= @@optimizer_switch;
set optimizer_switch='mrr=on,materialization=off';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (kp1 int, kp2 int, c int, filler char(100), key(kp1, kp2));
insert into t1 select A.a+10*(B.a+10*C.a), 0, 0, 'filler' from t0 A, t0 B, t0 C;
insert into t1 select * from t1 where kp1 < 20;
create table t3 (a int);
insert into t3 select A.a + 10*B.a from t0 A, t0 B;
select * from t3 where a in (select kp1 from t1 where kp1<20);
a
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
explain select * from t3 where a in (select kp1 from t1 where kp1<20);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using where; Using index; LooseScan
1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join)
drop table t0,t1,t3;
set optimizer_switch= @tmp_923246;
set optimizer_switch=@subselect_sj_tmp;
#
# BUG#49129: Wrong result with IN-subquery with join_cache_level=6 and firstmatch=off
@ -2600,6 +2753,129 @@ DROP table t1, t2;
set @@optimizer_switch= @os_912513;
set @@join_cache_level= @jcl_912513;
# End
#
# BUG#934342: outer join + semijoin materialization
# + join_cache_level > 2
#
CREATE TABLE t1 (a varchar(1), b varchar(1), INDEX idx_a(a) );
INSERT INTO t1 VALUES ('v','v'), ('w','w'), ('t','t');
CREATE TABLE t2 (c varchar(1), INDEX idx_c(c) );
INSERT INTO t2 VALUES ('v'), ('v'), ('s'), ('j');
CREATE TABLE t3 (c varchar(1), d varchar(1), INDEX idx_c(c) );
INSERT INTO t3 VALUES ('v','v'), ('v','v'), ('s','s'), ('j','j');
INSERT INTO t3 VALUES ('m','m'), ('d','d'), ('k','k'), ('m','m');
set @tmp_otimizer_switch= @@optimizer_switch;
set @tmp_join_cache_level=@@join_cache_level;
set optimizer_switch = 'materialization=on,semijoin=on,join_cache_hashed=on';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL idx_a NULL NULL NULL 3
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
1 PRIMARY t2 ref idx_c idx_c 4 test.t1.b 2 Using where; Using index
2 MATERIALIZED t ALL idx_a NULL NULL NULL 3
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
a b c
v v v
v v v
w w NULL
t t NULL
EXPLAIN
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL idx_a NULL NULL NULL 3
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
1 PRIMARY t3 ref idx_c idx_c 4 test.t1.b 2 Using where
2 MATERIALIZED t ALL idx_a NULL NULL NULL 3
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
a b c d
v v v v
v v v v
w w NULL NULL
t t NULL NULL
set join_cache_level=6;
EXPLAIN
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL idx_a NULL NULL NULL 3
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
1 PRIMARY t2 ref idx_c idx_c 4 test.t1.b 2 Using where; Using index
2 MATERIALIZED t ALL idx_a NULL NULL NULL 3
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
a b c
v v v
v v v
w w NULL
t t NULL
EXPLAIN
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL idx_a NULL NULL NULL 3
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1
1 PRIMARY t3 ref idx_c idx_c 4 test.t1.b 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan
2 MATERIALIZED t ALL idx_a NULL NULL NULL 3
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
a b c d
v v v v
v v v v
w w NULL NULL
t t NULL NULL
set optimizer_switch=@tmp_optimizer_switch;
set join_cache_level=@tmp_join_cache_level;
DROP TABLE t1,t2,t3;
# End
#
# BUG#934348: GROUP BY with HAVING + semijoin materialization
# + join_cache_level > 2
#
CREATE TABLE t1 (a varchar(1), INDEX idx_a(a));
INSERT INTO t1 VALUES ('c'), ('v'), ('c');
CREATE TABLE t2 (b varchar(1));
INSERT INTO t2 VALUES ('v'), ('c');
set @tmp_otimizer_switch= @@optimizer_switch;
set @tmp_join_cache_level=@@join_cache_level;
set optimizer_switch = 'materialization=on,semijoin=on,join_cache_hashed=on';
set join_cache_level=0;
EXPLAIN
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2 Using temporary; Using filesort
1 PRIMARY t ref idx_a idx_a 4 test.t2.b 2 Using index
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED t1 ref idx_a idx_a 4 test.t2.b 2 Using index
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
a
c
v
set join_cache_level=6;
EXPLAIN
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2 Using temporary; Using filesort
1 PRIMARY t ref idx_a idx_a 4 test.t2.b 2 Using index
2 MATERIALIZED t2 ALL NULL NULL NULL NULL 2 Using where
2 MATERIALIZED t1 ref idx_a idx_a 4 test.t2.b 2 Using index
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
a
c
v
set optimizer_switch=@tmp_optimizer_switch;
set join_cache_level=@tmp_join_cache_level;
DROP TABLE t1,t2;
# End
set join_cache_level=default;
show variables like 'join_cache_level';
Variable_name Value

View File

@ -1849,6 +1849,55 @@ a b c
4 4 2
4 4 4
DROP TABLE t1,t2;
#
# BUG#922254: Assertion `0' failed at item_cmpfunc.cc:5899: Item* Item_equal::get_first(JOIN_TAB*, Item*)
#
CREATE TABLE t1 ( a VARCHAR(3) );
CREATE TABLE t2 ( b VARCHAR(3), c VARCHAR(8), KEY(c) );
INSERT INTO t2 VALUES ('USA','Abilene'),('USA','Akron');
EXPLAIN
SELECT * FROM
( SELECT * FROM t1 ) AS alias1,
t2 AS alias2
WHERE b = a AND a IN (
SELECT alias3.c
FROM t2 AS alias3, t2 AS alias4
WHERE alias4.c = alias3.b
);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
DROP TABLE t1,t2;
#
# BUG#928048: Query containing IN subquery with OR in the where clause returns a wrong result
#
create table t1 (a int, b int);
insert into t1 values (7,5), (3,3), (5,4), (9,3);
create table t2 (a int, b int, index i_a(a));
insert into t2 values
(4,2), (7,9), (7,4), (3,1), (5,3), (3,1), (9,4), (8,1);
explain select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1
2 MATERIALIZED t2 ALL i_a NULL NULL NULL 8 Using where
select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
a b
7 5
3 3
drop table t1,t2;
#
# BUG#933407: Valgrind warnings in mark_as_null_row with materialization+semijoin, STRAIGHT_JOIN, impossible WHERE
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0),(8);
SELECT STRAIGHT_JOIN MIN(a) FROM t1
WHERE a IN (
SELECT a FROM t1
WHERE 'condition'='impossible'
);
MIN(a)
NULL
DROP TABLE t1;
# This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level;

View File

@ -95,3 +95,15 @@ SELECT SUM(DISTINCT id % 11) FROM t1;
SUM(DISTINCT id % 11)
55
DROP TABLE t1;
#
# Bug #777654: empty subselect in FROM clause returning
# SUM(DISTINCT) over non-nullable field
#
CREATE TABLE t1 (a int NOT NULL) ;
SELECT SUM(DISTINCT a) FROM t1;
SUM(DISTINCT a)
NULL
SELECT * FROM (SELECT SUM(DISTINCT a) FROM t1) AS t;
SUM(DISTINCT a)
NULL
DROP TABLE t1;

View File

@ -587,3 +587,16 @@ Variable_name Value
Handler_read_next 1
DROP TABLE t1, t2;
End of 5.1 tests
#
# lp:923429 Crash in decimal_cmp on using UNIX_TIMESTAMP with a wrongly formatted timestamp
#
SELECT UNIX_TIMESTAMP('abc') > 0;
UNIX_TIMESTAMP('abc') > 0
NULL
Warnings:
Warning 1292 Incorrect datetime value: 'abc'
SELECT UNIX_TIMESTAMP('abc');
UNIX_TIMESTAMP('abc')
NULL
Warnings:
Warning 1292 Incorrect datetime value: 'abc'

View File

@ -3930,6 +3930,63 @@ drop table t1,t2;
# -- End of 5.1 tests.
# -----------------------------------------------------------------
#
# Bug #794005: crash in st_table::mark_virtual_columns_for_write
#
CREATE TABLE t1 (a int);
insert into t1 values (1);
CREATE TABLE t2 (a int);
insert into t2 values (1);
CREATE VIEW v2 AS SELECT * FROM t2;
CREATE VIEW v1 AS SELECT * FROM v2;
CREATE VIEW v3 AS SELECT t2.a,v1.a as b FROM t2,v1 where t2.a=v1.a;
CREATE OR REPLACE ALGORITHM = TEMPTABLE VIEW v2 AS SELECT * FROM t1;
UPDATE v1 SET a = 10;
ERROR HY000: The target table v1 of the UPDATE is not updatable
REPLACE v1 SET a = 10;
ERROR HY000: The target table v1 of the INSERT is not insertable-into
INSERT into v1 values (20);
ERROR HY000: The target table v1 of the INSERT is not insertable-into
DELETE from v1;
ERROR HY000: The target table v1 of the DELETE is not updatable
UPDATE v3 SET b= 10;
ERROR HY000: The target table v2 of the UPDATE is not updatable
REPLACE v3 SET b= 10;
ERROR HY000: The target table v3 of the INSERT is not insertable-into
INSERT into v3(b) values (20);
ERROR HY000: The target table v3 of the INSERT is not insertable-into
DELETE from v3 where b=20;
ERROR HY000: Can not delete from join view 'test.v3'
DELETE from v3 where a=20;
ERROR HY000: Can not delete from join view 'test.v3'
DELETE v1 from v1,t1 where v1.a=t1.a;
ERROR HY000: The target table v1 of the DELETE is not updatable
UPDATE v3 SET a = 10;
REPLACE v3 SET a = 11;
INSERT INTO v3(a) values (20);
select * from t1;
a
1
select * from t2;
a
10
11
20
CREATE OR REPLACE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM t2;
DELETE from v1 where a=11;
DELETE v1 from v1,t1 where v1.a=t1.a;
select * from t1;
a
1
select * from t2;
a
10
20
DROP VIEW v1,v2,v3;
DROP TABLE t1,t2;
# -----------------------------------------------------------------
# -- End of 5.2 tests.
# -----------------------------------------------------------------
#
# Bug #59696 Optimizer does not use equalities for conditions over view
#
CREATE TABLE t1 (a int NOT NULL);
@ -4376,4 +4433,7 @@ NULL NULL 1 0
NULL NULL 1 0
DROP VIEW v2;
DROP TABLE t1, t2, t3;
# -----------------------------------------------------------------
# -- End of 5.3 tests.
# -----------------------------------------------------------------
SET optimizer_switch=@save_optimizer_switch;

View File

@ -778,7 +778,7 @@ create table t1 (a int primary key,b int, c int, d int, e int, f int, g int, h
insert into t1 values (1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1);
explain select * from t1 where a > 0 and a < 50;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using index condition
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using where
drop table t1;
create table t1 (id int NOT NULL,id2 int NOT NULL,id3 int NOT NULL,dummy1 char(30),primary key (id,id2),index index_id3 (id3)) engine=innodb;
insert into t1 values (0,0,0,'ABCDEFGHIJ'),(2,2,2,'BCDEFGHIJK'),(1,1,1,'CDEFGHIJKL');
@ -2371,3 +2371,8 @@ t1 CREATE TABLE `t1` (
) ENGINE=InnoDB DEFAULT CHARSET=latin1
drop table t1;
set storage_engine=MyISAM;
Variable_name Value
Handler_read_key 0
f1
Variable_name Value
Handler_read_key 0

View File

@ -121,7 +121,7 @@ key PRIMARY
key_len 4
ref t2.a
rows 1
Extra Using index condition; Using where
Extra Using where
id 2
select_type DERIVED
table NULL
@ -328,7 +328,7 @@ key PRIMARY
key_len 4
ref t2.a
rows 1
Extra Using index condition; Using where
Extra Using where
id 2
select_type DERIVED
table NULL

View File

@ -2839,7 +2839,7 @@ SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a
WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11
ORDER BY t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition; Using filesort
1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using filesort
1 SIMPLE t2 ref a a 5 test.t1.pk 1 Using index
SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a
WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11

View File

@ -1394,6 +1394,17 @@ eval set storage_engine=$default;
-- disable_query_log
SET GLOBAL innodb_thread_concurrency = @innodb_thread_concurrency_orig;
#
# Test fix for bug 13117023. InnoDB increments HA_READ_KEY_COUNT (aka
# HANDLER_READ_KEY) when it should not.
#
create table t1 (f1 integer primary key) engine=innodb;
flush status;
show status like "handler_read_key";
select f1 from t1;
show status like "handler_read_key";
drop table t1;
#######################################################################
# #
# Please, DO NOT TOUCH this file as well as the innodb.result file. #

View File

@ -36,7 +36,7 @@ let $wait_condition =
# depending on platform.
#
connection con1;
-- error 1317, 2006, 2013
-- error 1317, 2006, 2013, 1927
reap;
connection default;
DROP TABLE bug51920;

View File

@ -3259,3 +3259,14 @@ Variable_name Value
Handler_delete 1
set optimizer_switch=default;
DROP TABLE bug58912;
create table t1 (f1 integer primary key) engine=innodb;
flush status;
show status like "handler_read_key";
Variable_name Value
Handler_read_key 0
select f1 from t1;
f1
show status like "handler_read_key";
Variable_name Value
Handler_read_key 0
drop table t1;

View File

@ -48,9 +48,9 @@ ON orgs.org_id=sa_opportunities.org_id
LEFT JOIN bug30243_2 contacts
ON orgs.org_id=contacts.org_id ;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE orgs index NULL org_id 4 NULL 128 Using index
1 SIMPLE sa_opportunities ref org_id org_id 5 test.orgs.org_id 1 Using index
1 SIMPLE contacts ref contacts$org_id contacts$org_id 5 test.orgs.org_id 1 Using index
1 SIMPLE orgs index NULL org_id 4 NULL # Using index
1 SIMPLE sa_opportunities ref org_id org_id 5 test.orgs.org_id # Using index
1 SIMPLE contacts ref contacts$org_id contacts$org_id 5 test.orgs.org_id # Using index
select @@innodb_stats_method;
@@innodb_stats_method
nulls_ignored

View File

@ -2576,6 +2576,17 @@ set optimizer_switch=default;
# Clean up after the Bug#55284/Bug#58912 test case.
DROP TABLE bug58912;
#
# Test fix for bug 13117023. InnoDB increments HA_READ_KEY_COUNT (aka
# HANDLER_READ_KEY) when it should not.
#
create table t1 (f1 integer primary key) engine=innodb;
flush status;
show status like "handler_read_key";
select f1 from t1;
show status like "handler_read_key";
drop table t1;
#######################################################################
# #
# Please, DO NOT TOUCH this file as well as the innodb.result file. #

View File

@ -140,6 +140,7 @@ analyze table bug30243_3;
# Following query plan shows that we get the correct rows per
# unique value (should be approximately 1 row per value)
--replace_column 9 #
explain SELECT COUNT(*), 0
FROM bug30243_1 orgs
LEFT JOIN bug30243_3 sa_opportunities

View File

@ -1,4 +1,4 @@
-- source include/have_innodb_plugin.inc
--source include/have_innodb_plugin.inc
SET storage_engine=innodb;
--source include/gis_generic.inc
--source include/gis_keys.inc

View File

@ -0,0 +1,64 @@
set global aria_log_file_size=4294967295;
drop database if exists mysqltest;
create database mysqltest;
use mysqltest;
* shut down mysqld, removed logs, restarted it
CREATE TABLE t1 (
i int,
shape GEOMETRY NOT NULL,
SPATIAL (shape)
) ENGINE=ARIA;
insert into t1 values(1,POINT(1, 1));
* copied t1 for feeding_recovery
insert into t1 values(2,POINT(2, 2)), (3,POINT(3, 3)), (4,POINT(4, 4));
flush table t1;
* copied t1 for comparison
SET SESSION debug="+d,maria_flush_whole_log,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* copied t1 back for feeding_recovery
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) DEFAULT NULL,
`shape` geometry NOT NULL,
SPATIAL KEY `shape` (`shape`)
) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
* TEST of UPDATE vs state.auto_increment
* copied t1 for feeding_recovery
update t1 set shape=POINT(5, 5) where i=2;
flush table t1;
* copied t1 for comparison
SET SESSION debug="+d,maria_flush_whole_log,maria_crash";
* crashing mysqld intentionally
set global aria_checkpoint_interval=1;
ERROR HY000: Lost connection to MySQL server during query
* copied t1 back for feeding_recovery
* recovery happens
check table t1 extended;
Table Op Msg_type Msg_text
mysqltest.t1 check status OK
* testing that checksum after recovery is as expected
Checksum-check
ok
use mysqltest;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) DEFAULT NULL,
`shape` geometry NOT NULL,
SPATIAL KEY `shape` (`shape`)
) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
drop table t1;
drop database mysqltest_for_feeding_recovery;
drop database mysqltest_for_comparison;
drop database mysqltest;

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@ -2,7 +2,7 @@ package My::Suite::Maria;
@ISA = qw(My::Suite);
return "Need Aria engine" unless $::mysqld_variables{'aria'} eq "ON";
return "Need Aria engine" unless $::mysqld_variables{'aria-block-size'} > 0;
bless { };

View File

@ -0,0 +1 @@
--skip-stack-trace --skip-core-file --loose-aria-log-dir-path=$MYSQLTEST_VARDIR/tmp

View File

@ -0,0 +1,64 @@
--source include/not_embedded.inc
# Don't test this under valgrind, memory leaks will occur as we crash
--source include/not_valgrind.inc
# Binary must be compiled with debug for crash to occur
--source include/have_debug.inc
--source include/have_maria.inc
--source include/have_geometry.inc
set global aria_log_file_size=4294967295;
let $MARIA_LOG=../../tmp;
--disable_warnings
drop database if exists mysqltest;
--enable_warnings
create database mysqltest;
let $mms_tname=t;
# Include scripts can perform SQL. For it to not influence the main test
# they use a separate connection. This way if they use a DDL it would
# not autocommit in the main test.
connect (admin, localhost, root,,mysqltest,,);
--enable_reconnect
connection default;
use mysqltest;
--enable_reconnect
-- source include/maria_empty_logs.inc
let $mms_tables=1;
CREATE TABLE t1 (
i int,
shape GEOMETRY NOT NULL,
SPATIAL (shape)
) ENGINE=ARIA;
insert into t1 values(1,POINT(1, 1));
-- source include/maria_make_snapshot_for_feeding_recovery.inc
insert into t1 values(2,POINT(2, 2)), (3,POINT(3, 3)), (4,POINT(4, 4));
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;
# Test that UPDATE's effect on auto-increment is recovered
--echo * TEST of UPDATE vs state.auto_increment
-- source include/maria_make_snapshot_for_feeding_recovery.inc
update t1 set shape=POINT(5, 5) where i=2;
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;
drop table t1;
# clean up everything
let $mms_purpose=feeding_recovery;
eval drop database mysqltest_for_$mms_purpose;
let $mms_purpose=comparison;
eval drop database mysqltest_for_$mms_purpose;
drop database mysqltest;

View File

@ -121,8 +121,8 @@ insert into t1 values (1);
explain select * from t1 where 3 in (select (1+1) union select 1);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 index NULL PRIMARY 4 NULL 1 Using index
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used
3 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL
select * from t1 where 3 in (select (1+1) union select 1);
a

View File

@ -2788,10 +2788,10 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
explain select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
explain select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
1 SIMPLE t1 index key1 key1 5 NULL 4 Using where; Using index
select max(key1) from t1 where key1 <= 0.6158;
max(key1)
0.615800023078918
@ -2810,10 +2810,10 @@ max(key1) min(key2)
0.615800023078918 1.37619996070862
select max(key1) from t1 where key1 <= 0.6158 and rand() + 0.5 >= 0.5;
max(key1)
0.615800023078918
0.384499996900558
select min(key1) from t1 where key1 >= 0.3762 and rand() + 0.5 >= 0.5;
min(key1)
0.376199990510941
0.384499996900558
DROP TABLE t1,t2;
CREATE TABLE t1 (i BIGINT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (10);

View File

@ -0,0 +1,30 @@
install plugin unix_socket soname 'auth_socket.so';
#
# with named user
#
create user USER identified via unix_socket;
#
# name match = ok
#
select user(), current_user(), database();
user() current_user() database()
USER@localhost USER@% test
#
# name does not match = failure
#
drop user USER;
#
# and now with anonymous user
#
grant SELECT ON test.* TO '' identified via unix_socket;
#
# name match = ok
#
select user(), current_user(), database();
user() current_user() database()
USER@localhost @% test
#
# name does not match = failure
#
delete from mysql.user where user='';
uninstall plugin unix_socket;

View File

@ -0,0 +1,56 @@
--source include/not_embedded.inc
if (!$AUTH_SOCKET_SO) {
skip No auth_socket plugin;
}
let $plugindir=`SELECT @@global.plugin_dir`;
eval install plugin unix_socket soname '$AUTH_SOCKET_SO';
--echo #
--echo # with named user
--echo #
--replace_result $USER USER
eval create user $USER identified via unix_socket;
--write_file $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--replace_result $USER USER
select user(), current_user(), database();
EOF
--echo #
--echo # name match = ok
--echo #
--exec $MYSQL_TEST -u $USER --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--echo #
--echo # name does not match = failure
--echo #
--error 1
--exec $MYSQL_TEST -u foobar --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--replace_result $USER USER
eval drop user $USER;
--echo #
--echo # and now with anonymous user
--echo #
grant SELECT ON test.* TO '' identified via unix_socket;
--echo #
--echo # name match = ok
--echo #
--exec $MYSQL_TEST -u $USER --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
--echo #
--echo # name does not match = failure
--echo #
--error 1
--exec $MYSQL_TEST -u foobar --plugin-dir=$plugindir < $MYSQLTEST_VARDIR/tmp/peercred_test.txt
# restoring mysql.user to the original state.
delete from mysql.user where user='';
uninstall plugin unix_socket;
--remove_file $MYSQLTEST_VARDIR/tmp/peercred_test.txt

View File

@ -152,7 +152,7 @@ a b c
2 -2 -2
explain select * from t3 where a between 1 and 2;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where
# SELECT * FROM tbl_name WHERE <non-indexed vcol expr>
select * from t3 where b between -2 and -1;
a b c
@ -176,7 +176,7 @@ a b c
1 -1 -1
explain select * from t3 where a between 1 and 2 order by b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using filesort
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort
# SELECT * FROM tbl_name WHERE <non-vcol expr> ORDER BY <indexed vcol>
select * from t3 where a between 1 and 2 order by c;
a b c
@ -184,7 +184,7 @@ a b c
1 -1 -1
explain select * from t3 where a between 1 and 2 order by c;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using filesort
1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort
# SELECT * FROM tbl_name WHERE <non-indexed vcol expr> ORDER BY <non-vcol>
select * from t3 where b between -2 and -1 order by a;
a b c

View File

@ -265,3 +265,33 @@ NULL
explain select sum(c) from t1 group by b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using temporary; Using filesort
#
# Bug #806057: join with USING over a virtual column
#
CREATE TABLE t1 (b int);
INSERT INTO t1 VALUES (NULL),( 78), (185), (0), (154);
CREATE TABLE t2 (a int, b int AS (a) VIRTUAL);
INSERT INTO t2 VALUES (187,187), (9,9), (187,187);
Warnings:
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
Warning 1906 The value specified for computed column 'b' in table 't2' ignored
EXPLAIN EXTENDED
SELECT * FROM t1 JOIN t2 USING (b);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`b` = `test`.`t2`.`b`)
SELECT * FROM t1 JOIN t2 USING (b);
b a
EXPLAIN EXTENDED
SELECT * FROM t1 NATURAL JOIN t2;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00
1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join)
Warnings:
Note 1003 select `test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`b` = `test`.`t2`.`b`)
SELECT * FROM t1 NATURAL JOIN t2;
b a
DROP TABLE t1,t2;

View File

@ -48,3 +48,23 @@ eval SET @@session.storage_engine = 'MyISAM';
#------------------------------------------------------------------------------#
# Cleanup
--source suite/vcol/inc/vcol_cleanup.inc
--echo #
--echo # Bug #806057: join with USING over a virtual column
--echo #
CREATE TABLE t1 (b int);
INSERT INTO t1 VALUES (NULL),( 78), (185), (0), (154);
CREATE TABLE t2 (a int, b int AS (a) VIRTUAL);
INSERT INTO t2 VALUES (187,187), (9,9), (187,187);
EXPLAIN EXTENDED
SELECT * FROM t1 JOIN t2 USING (b);
SELECT * FROM t1 JOIN t2 USING (b);
EXPLAIN EXTENDED
SELECT * FROM t1 NATURAL JOIN t2;
SELECT * FROM t1 NATURAL JOIN t2;
DROP TABLE t1,t2;

View File

@ -1713,3 +1713,17 @@ INSERT INTO t1 SELECT t1.* FROM t1,t1 t2,t1 t3,t1 t4,t1 t5,t1 t6;
SELECT * FROM t1 ORDER BY f LIMIT 1;
DROP TABLE t1;
SET sort_buffer_size=DEFAULT;
--echo #
--echo # BUG#11758979 - 51252: ARCHIVE TABLES CAUSE 100% CPU USAGE
--echo # AND HANG IN SHOW TABLE STATUS
--echo # (to be executed with valgrind)
CREATE TABLE t1(a BLOB, b VARCHAR(200)) ENGINE=ARCHIVE;
INSERT INTO t1 VALUES(NULL, '');
FLUSH TABLE t1;
--echo # we need this select to workaround BUG#11764364
SELECT * FROM t1;
CHECKSUM TABLE t1 EXTENDED;
FLUSH TABLE t1;
OPTIMIZE TABLE t1;
DROP TABLE t1;

View File

@ -202,5 +202,15 @@ RIGHT JOIN (
drop table t1,t2,t3,t4;
--echo #
--echo # LP BUG#910123 MariaDB 5.3.3 causes 1093 error on Drupal
--echo # Fix: force materialization in case of conflict
--echo #
SET optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( i INT );
INSERT INTO t1 VALUES ( (SELECT 1 FROM ( SELECT * FROM t1 ) as a) );
drop table t1;
set optimizer_switch=@save_optimizer_switch;
# The following command must be the last one the file
set optimizer_switch=@exit_optimizer_switch;

View File

@ -1192,7 +1192,7 @@ INSERT INTO t2 VALUES (7), (4);
CREATE TABLE t1 (b int NOT NULL);
INSERT INTO t1 VALUES (5), (7);
CREATE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t1;
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=off';
PREPARE st1 FROM
@ -1201,10 +1201,12 @@ EXECUTE st1;
EXECUTE st1;
DEALLOCATE PREPARE st1;
set SESSION optimizer_switch= @save_optimizer_switch;
DROP VIEW v1;
DROP TABLE t1,t2;
SET SESSION optimizer_switch='derived_merge=on';
--echo #
--echo # LP bug #879939: assertion in ha_maria::enable_indexes
@ -1226,7 +1228,7 @@ INSERT INTO t1 VALUES
CREATE TABLE t3 (a varchar(35));
INSERT INTO t3 VALUES ('Miami');
SET @save_optimizer_switch=@@optimizer_switch;
SET optimizer_switch = 'derived_with_keys=on';
SET @@tmp_table_size=1024*4;
explain SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
@ -1234,7 +1236,7 @@ SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
SET @@tmp_table_size=1024*1024*16;
SELECT * FROM (SELECT t1.* FROM t1, t2) AS t JOIN t3 ON t3.a = t.b;
SET @@tmp_table_size=default;
set SESSION optimizer_switch= @save_optimizer_switch;
drop table t1,t2,t3;
--echo #
@ -1291,6 +1293,26 @@ SELECT * FROM (SELECT * FROM t1 LIMIT 3) t;
DROP TABLE t1;
--echo #
--echo # LP BUG#921878 incorrect check of items during columns union types
--echo # aggregation for merged derived tables
--echo #
SET @save_optimizer_switch=@@optimizer_switch;
SET SESSION optimizer_switch='derived_merge=on';
CREATE TABLE t1 ( a ENUM( 'x', 'y' ) );
insert into t1 values ('x');
CREATE TABLE t2 LIKE t1;
insert into t1 values ('y');
CREATE TABLE t3 LIKE t1;
INSERT INTO t3
SELECT * FROM ( SELECT * FROM t1 ) AS A
UNION SELECT * FROM t2;
select * from t3;
drop table t1,t2,t3;
set SESSION optimizer_switch= @save_optimizer_switch;
# The following command must be the last one the file
set optimizer_switch=@exit_optimizer_switch;
set join_cache_level=@exit_join_cache_level;

View File

@ -12,4 +12,3 @@
kill : Bug#11748945 2008-12-03 HHunger need some changes to be robust enough for pushbuild.
read_many_rows_innodb : Bug#11748886 2010-11-15 mattiasj report already exists
main.log_tables-big : Bug#11756699 2010-11-15 mattiasj report already exists

View File

@ -1153,6 +1153,53 @@ drop table t1;
--echo #
--echo End of 5.1 tests
--echo #
--echo # Bug #904345: MIN/MAX optimization with constant FALSE condition
--echo #
CREATE TABLE t1 (a int NOT NULL, KEY(a));
INSERT INTO t1 VALUES (10), (8), (11), (7), (15), (12), (9);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(8,2), (6,9), (8,4), (5,3), (9,1);
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT 3,4) AND a<10;
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
SELECT MAX(a) FROM t1 WHERE (1,2) IN (SELECT a,b FROM t2 WHERE b<5) and a<10;
EXPLAIN EXTENDED
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
SELECT MAX(a) FROM t1 WHERE RAND()*0<>0 AND a<10;
DROP TABLE t1,t2;
--echo #
--echo # Bug #879860: MIN/MAX for subquery returning empty set
--echo #
CREATE TABLE t1 (a int PRIMARY KEY);
INSERT INTO t1 VALUES (1);
CREATE TABLE t2 (a int NOT NULL);
INSERT INTO t2 VALUES (10);
CREATE TABLE t3 ( a int, b int);
INSERT INTO t3 VALUES (19,1), (20,5);
EXPLAIN EXTENDED
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
SELECT (SELECT MIN(t1.a) FROM t1,t2 WHERE t2.a = t3.b) FROM t3;
DROP TABLE t1,t2,t3;
--echo #
--echo End of 5.2 tests
--echo #
--echo # BUG#46680 - Assertion failed in file item_subselect.cc,
--echo # line 305 crashing on HAVING subquery
@ -1292,5 +1339,3 @@ set @@optimizer_switch=@save_optimizer_switch;
--echo #
DROP TABLE IF EXISTS t1,t2,t3,empty1;
###
--echo End of 6.0 tests

View File

@ -1526,12 +1526,14 @@ insert into t2 values (3,1, 'qwerty'),(3,4, 'qwerty');
insert into t2 values (4,1, 'qwerty'),(4,2, 'qwerty'),(4,3, 'qwerty'),
(4,4, 'qwerty');
flush status;
set join_cache_level=5;
select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
explain select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
show status like "Handler_icp%";
set join_cache_level=6;
select t2.f1, t2.f2, t2.f3 from t1,t2
@ -1539,6 +1541,7 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
explain select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
show status like "Handler_icp%";
set join_cache_level=7;
select t2.f1, t2.f2, t2.f3 from t1,t2
@ -1546,6 +1549,7 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
explain select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
show status like "Handler_icp%";
set join_cache_level=8;
select t2.f1, t2.f2, t2.f3 from t1,t2
@ -1553,6 +1557,7 @@ where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1;
explain select t2.f1, t2.f2, t2.f3 from t1,t2
where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2;
show status like "Handler_icp%";
drop table t1,t2;
set join_cache_level=default;
@ -3505,5 +3510,82 @@ set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
--echo #
--echo # Bug #12546542: missing row with semijoin=off + join cache
--echo # (LP bug #922971)
--echo #
CREATE TABLE t1 (a varchar(1024));
INSERT INTO t1 VALUES ('v'), ('we');
CREATE TABLE t2 (
a varchar(1024) CHARACTER SET utf8 DEFAULT NULL, b int, c int
);
INSERT INTO t2 VALUES ('we',4,NULL), ('v',1305673728,6);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (4,4);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off';
set optimizer_switch='materialization=off';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
set join_cache_level=2;
EXPLAIN
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
SELECT * FROM t1
WHERE a IN (SELECT t2.a FROM t2 LEFT JOIN t3 ON t2.b = t3.b
WHERE t2.c < 10 OR t3.c > 1);
set join_cache_level = default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
--echo #
--echo # Bug #925985: LEFT JOIN with optimize_join_buffer_size=off +
--echo # join_buffer_size > join_buffer_space_limit
--echo #
CREATE TABLE t1 (a int);
INSERT INTO t1 VALUES (5), (3);
CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
(3,30), (1,10), (7,70), (2,20),
(3,31), (1,11), (7,71), (2,21),
(3,32), (1,12), (7,72), (2,22);
CREATE TABLE t3 (b int, c int);
INSERT INTO t3 VALUES (32, 302), (42,400), (30,300);
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='optimize_join_buffer_size=off';
set join_buffer_space_limit=4096;
set join_buffer_size=4096*2;
set join_cache_level=2;
set optimizer_switch='outer_join_with_cache=on';
EXPLAIN
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
SELECT * FROM t1, t2 LEFT JOIN t3 ON t2.b=t3.b WHERE t1.a=t2.a;
set join_buffer_space_limit=default;
set join_buffer_size=default;
set join_cache_level=default;
set optimizer_switch=@tmp_optimizer_switch;
DROP TABLE t1,t2,t3;
# this must be the last command in the file
set @@optimizer_switch=@save_optimizer_switch;

View File

@ -24,3 +24,18 @@ SELECT COUNT(*) FROM t2 LEFT JOIN t1 ON t2.fkey = t1.id
WHERE t1.name LIKE 'A%' OR FALSE;
DROP TABLE t1,t2;
#
# Bug #848652: crash with RIGHT JOIN and GROUP BY
#
CREATE TABLE t1(a int, b int, KEY (a), PRIMARY KEY (b)) ENGINE=InnoDB;
CREATE TABLE t2 (b int, PRIMARY KEY (b));
INSERT INTO t2 VALUES (4),(9);
SELECT STRAIGHT_JOIN t1.a FROM t1 RIGHT JOIN t2 ON t1.b = t2.b
WHERE (t1.b NOT BETWEEN 1 AND 7 OR t1.a IS NULL AND t1.b = t2.b) AND t2.b = 4
GROUP BY 1;
DROP TABLE t1,t2;

View File

@ -251,6 +251,22 @@ DROP TABLE t1;
# End of 4.1 tests
--echo #
--echo # Bug#12361113: crash when load index into cache
--echo #
--echo # Note that this creates an empty disabled key cache!
SET GLOBAL key_cache_none.key_cache_block_size = 1024;
CREATE TABLE t1 (a INT, b INTEGER NOT NULL, KEY (b) ) ENGINE = MYISAM;
INSERT INTO t1 VALUES (1, 1);
--error ER_UNKNOWN_KEY_CACHE
CACHE INDEX t1 in key_cache_none;
--echo # The bug crashed the server at LOAD INDEX below. Now it will succeed
--echo # since the default cache is used due to CACHE INDEX failed for
--echo # key_cache_none.
LOAD INDEX INTO CACHE t1;
DROP TABLE t1;
# End of 5.1 tests
#

View File

@ -1848,9 +1848,13 @@ CREATE TABLE t1(a INT);
--echo # Test reattach merge failure
LOCK TABLES m1 READ;
--echo # Replace 't1' with 't3' table using file operations.
remove_file $MYSQLD_DATADIR/test/t1.frm;
remove_file $MYSQLD_DATADIR/test/t1.MYI;
remove_file $MYSQLD_DATADIR/test/t1.MYD;
# move + remove is a work around for windows.
move_file $MYSQLD_DATADIR/test/t1.frm $MYSQLD_DATADIR/test/oldt1.frm;
move_file $MYSQLD_DATADIR/test/t1.MYI $MYSQLD_DATADIR/test/oldt1.MYI;
move_file $MYSQLD_DATADIR/test/t1.MYD $MYSQLD_DATADIR/test/oldt1.MYD;
remove_file $MYSQLD_DATADIR/test/oldt1.frm;
remove_file $MYSQLD_DATADIR/test/oldt1.MYI;
remove_file $MYSQLD_DATADIR/test/oldt1.MYD;
copy_file $MYSQLD_DATADIR/test/t3.frm $MYSQLD_DATADIR/test/t1.frm;
copy_file $MYSQLD_DATADIR/test/t3.MYI $MYSQLD_DATADIR/test/t1.MYI;
copy_file $MYSQLD_DATADIR/test/t3.MYD $MYSQLD_DATADIR/test/t1.MYD;

View File

@ -263,3 +263,4 @@ SET optimizer_switch=@save_optimizer_switch;
DROP TABLE t1,t2,t3,t4;
set optimizer_switch=@myisam_icp_tmp;

View File

@ -0,0 +1,139 @@
-- source include/not_embedded.inc
--disable_warnings
drop table if exists t1,t2;
--enable_warnings
set @myisam_icp_notembedded_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
--echo #
--echo # BUG#933412: Server crashes in _mi_put_key_in_record on KILL QUERY with ICP, STRAIGHT_JOIN
--echo #
CREATE TABLE t1 (
b INT,
c VARCHAR(1) NOT NULL,
d DATETIME,
KEY (c, b)
) ENGINE=MyISAM;
--echo # INSERT some data
--disable_query_log
INSERT INTO t1 ( b, d, c ) VALUES
(4,'2005-01-08 00:00:00','f'),
(1,'2004-05-20 10:45:51','c'),(2,'2006-08-11 21:33:49','e'),
(5,'2003-05-19 00:20:40','a'),(3,'2005-01-03 06:18:39','a'),
(7,'2008-11-25 18:18:14','b'),(6,'2008-11-09 15:53:46','b'),
(9,'2003-03-01 03:40:36','c'),(8,'2003-09-25 23:14:09','d'),
(0,'2007-01-17 09:18:31','f'),(9,'2008-09-08 09:52:24','c'),
(2,'2008-03-10 00:00:00','a'),(0,'2003-03-14 09:31:07','c'),
(4,'2005-04-25 00:00:00','h'),(6,'2001-08-01 05:55:55','e'),
(3,'2005-04-09 01:22:48','f'),(7,'2009-11-12 13:27:22','r'),
(0,'2009-03-28 05:05:28','h'),(15,'2005-05-16 04:35:41','f'),
(7,'2006-03-26 05:19:58','c'),(9,'2002-10-06 02:17:00','g'),
(4,'2007-01-28 03:28:20','b'),(1,'2009-04-22 10:16:40','c'),
(2,'2003-01-01 19:39:00','f'),(0,'2008-05-03 19:16:29','t'),
(2,'2005-01-28 00:00:00','j'),(8,'2004-01-10 00:00:00','w'),
(8,'2000-06-13 21:56:37','a'),(5,'2001-03-21 19:24:49','o'),
(99,'2003-12-20 21:29:06','f'),(0,'1900-01-01 00:00:00','w'),
(7,'2000-12-19 00:00:00','c'),(0,'2000-03-03 06:10:19','l'),
(3,'2000-08-11 00:00:00','q'),(0,'2007-05-25 03:46:41','e'),
(241,'2005-05-17 00:00:00','j'),(4,'2005-11-02 00:44:06','r'),
(43,'2001-07-11 00:00:00','a'),(1,'2008-12-01 18:30:27','z'),
(4,'2004-10-25 00:00:00','i'),(5,'2000-04-08 12:12:01','c'),
(0,'1900-01-01 00:00:00','f'),(9,'2002-05-13 22:47:02','p'),
(1,'2008-10-09 15:39:40','d'),(3,'2004-06-24 00:00:00','d'),
(0,'2008-03-06 00:00:00','r'),(9,'2007-04-16 18:40:03','i'),
(3,'2008-03-16 19:49:37','t'),(7,'2003-07-15 08:11:21','d'),
(8,'2005-02-11 00:04:53','r'),(0,'2002-09-21 00:00:00','y'),
(3,'2004-11-03 00:37:21','z'),(6,'2007-10-18 00:00:00','e'),
(6,'2007-01-21 10:42:56','o'),(5,'2000-03-26 21:21:04','b'),
(9,'2001-03-15 08:08:21','e'),(1,'2001-10-16 12:56:59','a'),
(6,'2004-05-01 23:45:55','o'),(4,'2000-03-04 00:00:00','f'),
(9,'2002-12-03 16:48:28','e'),(8,'2003-01-09 00:36:07','m'),
(1,'2006-06-22 04:32:41','s'),(8,'2008-09-20 05:01:48','q'),
(4,'2006-06-02 22:15:31','g'),(2,'2002-05-14 07:07:42','e'),
(7,'2005-06-05 01:30:42','r'),(127,'2004-05-11 01:56:48','a'),
(210,'2003-11-05 00:41:34','z'),(5,'1900-01-01 00:00:00','h'),
(1,'2006-04-16 00:00:00','f'),(7,'2000-12-17 00:00:00','x'),
(8,'2009-05-09 20:43:07','b'),(175,'2008-11-26 16:33:09','p'),
(0,'2002-05-09 21:18:44','v'),(8,'2002-06-01 11:32:25','k'),
(1,'2008-11-09 23:56:00','a'),(0,'2008-01-08 10:18:46','c'),
(2,'2005-04-16 00:00:00','o'),(5,'2002-08-25 00:00:00','b'),
(64,'2005-12-05 21:51:52','b'),(4,'2005-08-10 00:00:00','i'),
(6,'2006-03-23 00:00:00','d'),(9,'2007-01-27 00:00:00','i'),
(8,'2008-08-16 00:00:00','a'),(7,'2003-01-16 12:13:18','k'),
(0,'2003-06-22 00:00:00','v'),(5,'2008-06-20 05:43:56','u'),
(8,'2004-09-23 18:57:17','e'),(1,'2000-12-26 00:00:00','y'),
(4,'2009-06-01 13:00:28','e'),(1,'2009-11-18 06:28:48','m'),
(0,'2004-06-12 10:01:10','e'),(2,'2005-10-16 01:48:55','e'),
(5,'2001-12-23 09:50:21','l'),(6,'1900-01-01 00:00:00','a'),
(1,'2001-10-28 00:00:00','d'),(1,'2008-07-12 23:30:19','s'),
(0,'2002-10-11 16:51:16','r'),(4,'2007-09-18 06:27:10','x'),
(1,'2007-02-21 12:28:14','e'),(6,'2001-09-16 00:00:00','f'),
(0,'2007-09-20 02:25:45','c'),(0,'2006-08-07 03:25:56','j'),
(8,'2006-12-04 20:20:32','t'),(7,'2007-09-05 10:13:10','i'),
(9,'2006-04-12 17:59:57','t'),(2,'2009-04-28 00:06:09','b'),
(8,'2000-01-07 00:00:00','b'),(7,'2000-03-25 10:04:41','k'),
(4,'2000-07-10 00:44:55','w'),(9,'2007-09-22 14:26:26','j'),
(9,'2003-09-11 22:41:17','a'),(0,'2004-06-07 13:52:32','c'),
(8,'2008-10-09 00:00:00','p'),(1,'2007-04-01 00:00:00','c'),
(9,'2000-12-05 00:00:00','i'),(3,'1900-01-01 00:00:00','a'),
(3,'2005-12-24 21:50:54','e'),(8,'2009-07-21 19:34:55','n'),
(9,'2005-11-13 17:57:56','d'),(7,'2004-10-07 06:41:39','l'),
(1,'2004-11-20 08:05:08','u'),(3,'2005-05-25 00:00:00','r'),
(1,'2006-09-02 14:16:41','u'),(8,'2006-01-07 00:00:00','a'),
(9,'2003-04-05 00:54:20','w'),(2,'2003-12-22 00:00:00','a'),
(9,'2006-04-16 17:31:40','e'),(6,'2005-02-10 14:22:46','e'),
(7,'2004-04-27 05:54:52','p'),(1,'2005-12-07 00:00:00','t'),
(5,'2004-04-03 20:56:28','d'),(4,'2000-09-07 05:17:16','h'),
(2,'2004-08-04 16:10:42','i'),(1,'2007-03-04 00:00:00','b'),
(9,'1900-01-01 00:00:00','d'),(1,'2000-05-12 23:02:50','m'),
(2,'1900-01-01 00:00:00','l'),(1,'1900-01-01 00:00:00','k'),
(4,'2000-07-14 01:25:18','d'),(5,'2009-08-21 00:00:00','w'),
(6,'2009-05-25 13:33:54','f'),(7,'2006-06-13 00:00:00','e'),
(8,'1900-01-01 00:00:00','a'),(6,'2004-02-24 00:00:00','j'),
(0,'2003-05-21 07:03:46','k'),(9,'1900-01-01 00:00:00','e'),
(2,'1900-01-01 00:00:00','y'),(2,'2000-12-22 00:00:00','e'),
(3,'2003-09-26 00:00:00','f'),(2,'2001-01-13 08:20:19','h'),
(9,'2008-09-23 20:03:28','n'),(5,'2007-03-20 02:41:38','s'),
(1,'2009-02-14 10:27:18','a'),(0,'2001-08-10 17:44:05','s'),
(3,'2008-01-20 12:49:54','v'),(1,'2001-05-05 09:09:59','r');
--enable_query_log
CREATE TABLE t2 ( a INT ) ENGINE=MyISAM;
INSERT INTO t2 VALUES
(7),(3),(7),(3);
# 'con2' will be the connection that will run all the KILLable statements
--connect (con2,127.0.0.1,root,,test)
--let $run = 300
--let $con_id = `SELECT CONNECTION_ID()`
--echo # Now run a number of ICP queries while trying to kill them
--disable_query_log
--disable_result_log
while ($run)
{
--send
SELECT * FROM t1 AS alias1 STRAIGHT_JOIN t1 AS alias2
ON alias2.c = alias1.c
WHERE alias2.b >= 9;
--connect (con1,127.0.0.1,root,,test)
--eval KILL QUERY $con_id
--disconnect con1
--dec $run
--connection con2
--error 0,ER_QUERY_INTERRUPTED
--reap
}
--enable_result_log
--enable_query_log
--disconnect con2
--connection default
DROP TABLE t1,t2;
set optimizer_switch=@myisam_icp_notembedded_tmp;

View File

@ -268,5 +268,58 @@ set @@join_cache_level= @tmp_730133_jcl;
set @@optimizer_switch= @tmp_730133_os;
drop table t1;
--echo #
--echo # Test of MRR handler counters
--echo #
flush status;
show status like 'Handler_mrr%';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a int, b int, filler char(200), key(a));
insert into t1
select A.a+10*B.a+100*C.a+1000*D.a, 123,'filler' from t0 A, t0 B, t0 C, t0 D;
explain select sum(b) from t1 where a < 10;
--echo # This should show one MRR scan and no re-fills:
flush status;
select sum(b) from t1 where a < 10;
show status like 'handler_mrr%';
set @mrr_buffer_size_save= @@mrr_buffer_size;
--disable_warnings
set mrr_buffer_size=128;
--enable_warnings
explain select sum(b) from t1 where a < 1600;
--echo # This should show one MRR scan and one extra rowid sort:
flush status;
select sum(b) from t1 where a < 1600;
show status like 'handler_mrr%';
set @@mrr_buffer_size= @mrr_buffer_size_save;
--echo #Now, let's check BKA:
set @join_cache_level_save= @@join_cache_level;
set @join_buffer_size_save= @@join_buffer_size;
set join_cache_level=6;
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
show status like 'handler_mrr%';
--disable_warnings
set join_buffer_size=10;
--enable_warnings
explain select sum(t1.b) from t0,t1 where t0.a=t1.a;
flush status;
select sum(t1.b) from t0,t1 where t0.a=t1.a;
--replace_result 1 1or2 2 1or2
show status like 'handler_mrr%';
set join_cache_level= @join_cache_level_save;
set join_buffer_size= @join_buffer_size_save;
drop table t0, t1;
## This must be last line in the file:
set optimizer_switch= @myisam_mrr_tmp;

View File

@ -139,6 +139,7 @@ SET NAMES DEFAULT;
call mtr.add_suppression("@003f.frm' \\(errno: 22\\)");
--echo mysqlcheck --default-character-set="latin1" --databases test
# Error returned depends on platform, replace it with "Table doesn't exist"
call mtr.add_suppression("Can't find file: '..test.@003f.frm'");
--replace_result "Can't find file: './test/@003f.frm' (errno: 22)" "Table doesn't exist" "Table 'test.?' doesn't exist" "Table doesn't exist"
--exec $MYSQL_CHECK --default-character-set="latin1" --databases test
--echo mysqlcheck --default-character-set="utf8" --databases test

View File

@ -1560,3 +1560,32 @@ DROP TABLE t1;
select 1 order by max(1) + min(1);
--echo End of 5.1 tests
--echo #
--echo # Fix of LP BUG#793589 Wrong result with double ORDER BY
--echo #
CREATE TABLE t1 ( b int) ;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 ( a int, b int, PRIMARY KEY (a)) ;
INSERT INTO t2 VALUES (6,7),(7,7),(8,1),(9,7),(10,1),(11,5),(12,2),(13,0),(14,1),(15,8),(16,1),(17,1),(18,9),(19,1),(20,5);
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
--echo # field1 removed from ORDER BY
explain extended
SELECT t2.b AS field1 FROM t1, t2 WHERE t1.b = t2.a GROUP BY field1 ORDER BY t1.b, field1;
explain extended
SELECT t2.b, t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b, t2.b;
explain extended
SELECT t2.b,t1.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
explain extended
SELECT t2.b FROM t1, t2 WHERE t1.b = t2.a GROUP BY t2.b ORDER BY t1.b;
drop table t1,t2;
--echo End of 5.2 tests

View File

@ -1406,6 +1406,20 @@ DROP TABLE t1;
--echo End of 5.1 tests
--echo #
--echo # LP Bug #533117: Wrong use_count in SEL_ARG trees
--echo # (Bug #58731)
--echo #
create table t1 (a int, b int, c int, key idx (a,b,c));
insert into t1 values (0,0,0), (2,2,0), (1,1,1), (2,2,1);
explain
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
drop table t1;
#
# lp:750117 Bogus warning with aggregate and datetime column
#
@ -1459,4 +1473,3 @@ SELECT * FROM t1 ignore index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's'
SELECT * FROM t1 force index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's' , 'i' ) AND ( b = 102 ));
DROP TABLE t1;

View File

@ -3521,6 +3521,8 @@ SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
## First a simpler query, illustrating the transformation
## '1 < some (...)' => '1 < max(...)'
EXPLAIN EXTENDED
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t1);
## The query which made the server crash.
@ -4207,8 +4209,6 @@ WHERE t1.a = d1.a;
DROP TABLE t1;
--echo End of 5.1 tests.
#
# Bug #47904 Incorrect results w/ table subquery, derived SQs, and LEFT JOIN on index
#
@ -4568,11 +4568,141 @@ INSERT INTO t3 VALUES (0),(0);
SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ;
DROP TABLE t1, t2, t3;
--echo #
--echo # Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
--echo #
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
## All these are subject to the transformation
## '1 < some (...)' => '1 < max(...)'
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
create table t2(i int);
insert into t2 values(0);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
CREATE VIEW v1 AS
SELECT 'f' FROM t2 UNION SELECT 'x' FROM t2
;
CREATE TABLE t1 (
pk int NOT NULL,
col_varchar_key varchar(1) DEFAULT NULL,
PRIMARY KEY (pk),
KEY col_varchar_key (col_varchar_key)
);
SELECT t1.pk
FROM t1
WHERE t1.col_varchar_key < ALL ( SELECT * FROM v1 )
;
SET SESSION sql_mode=@old_sql_mode;
drop table t2, t1;
drop view v1;
--echo #
--echo # BUG#50257: Missing info in REF column of the EXPLAIN
--echo # lines for subselects
--echo #
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
DROP TABLE t1;
--echo #
--echo # BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
--echo # (duplicate of LP bug #888456)
--echo #
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
EXPLAIN
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
SELECT table1.f1, table2.f1_key FROM t1 AS table1, t2 AS table2
WHERE EXISTS (SELECT DISTINCT f1_key FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1);
DROP TABLE t1,t2;
--echo #
--echo # LP bug 919427: EXPLAIN for a query over a single-row table
--echo # with IN subquery in WHERE condition
--echo #
CREATE TABLE ot (
col_int_nokey int(11),
col_varchar_nokey varchar(1)
) ;
INSERT INTO ot VALUES (1,'x');
CREATE TABLE it1(
col_int_key int(11),
col_varchar_key varchar(1),
KEY idx_cvk_cik (col_varchar_key,col_int_key)
);
INSERT INTO it1 VALUES (NULL,'x'), (NULL,'f');
CREATE TABLE it2 (
col_int_key int(11),
col_varchar_key varchar(1),
col_varchar_key2 varchar(1),
KEY idx_cvk_cvk2_cik (col_varchar_key, col_varchar_key2, col_int_key),
KEY idx_cvk_cik (col_varchar_key, col_int_key)
);
INSERT INTO it2 VALUES (NULL,'x','x'), (NULL,'f','f');
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
SELECT col_int_nokey FROM ot
WHERE col_varchar_nokey IN
(SELECT col_varchar_key FROM it1 WHERE col_int_key IS NULL);
EXPLAIN
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
SELECT col_int_nokey FROM ot
WHERE (col_varchar_nokey, 'x') IN
(SELECT col_varchar_key, col_varchar_key2 FROM it2);
DROP TABLE ot,it1,it2;
--echo End of 5.2 tests
--echo #
--echo # BUG#779885: Crash in eliminate_item_equal with materialization=on in
--echo # maria-5.3
--echo #
CREATE TABLE t1 ( f1 int );
@ -4625,32 +4755,6 @@ SET optimizer_switch=@save_optimizer_switch;
drop table t1, t2, t3;
--echo End of 5.3 tests
--echo #
--echo # Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER
--echo #
CREATE TABLE t1(a1 int);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2(a1 int);
INSERT INTO t2 VALUES (3);
SELECT @@session.sql_mode INTO @old_sql_mode;
SET SESSION sql_mode='ONLY_FULL_GROUP_BY';
## All these are subject to the transformation
## '1 < some (...)' => '1 < max(...)'
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2);
SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2);
SET SESSION sql_mode=@old_sql_mode;
DROP TABLE t1, t2;
--echo #
--echo # Bug#11764086: Null left operand to NOT IN in WHERE clause
--echo # behaves differently than real NULL
@ -4700,25 +4804,6 @@ DROP TABLE parent, child;
--echo # End of test for bug#11764086.
--echo #
--echo # BUG#50257: Missing info in REF column of the EXPLAIN
--echo # lines for subselects
--echo #
CREATE TABLE t1 (a INT, b INT, INDEX (a));
INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20);
--echo
set @tmp_optimizer_switch=@@optimizer_switch;
set optimizer_switch='derived_merge=off,derived_with_keys=off';
EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t;
set optimizer_switch=@tmp_optimizer_switch;
--echo
EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7);
--echo
DROP TABLE t1;
--echo #
--echo # Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET ||
--echo # BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX
@ -4748,30 +4833,6 @@ SELECT 1 FROM t1 WHERE a =
DROP TABLE t1, t2;
--echo #
--echo # BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS)
--echo #
CREATE TABLE t1 (f1 varchar(1));
INSERT INTO t1 VALUES ('v'),('s');
CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key));
INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'),
('d'),('y'),('t'),('d'),('s');
let $query=SELECT table1.f1, table2.f1_key
FROM t1 AS table1, t2 AS table2
WHERE EXISTS
(
SELECT DISTINCT f1_key
FROM t2
WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 );
eval $query;
eval explain $query;
DROP TABLE t1,t2;
--echo #
--echo # LP bug #826279: assertion failure with GROUP BY a result of subquery
--echo #
@ -5017,6 +5078,17 @@ SELECT ( SELECT b FROM t2 WHERE b = a OR rand() * 0) FROM t1;
drop table t1,t2,t3;
--echo #
--echo # LP BUG#905353 Wrong non-empty result with a constant table,
--echo # aggregate function in subquery, MyISAM or Aria
--echo #
CREATE TABLE t1 ( a INT ) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
SELECT a FROM t1 WHERE ( SELECT MIN(a) = 100 );
drop table t1;
--echo # return optimizer switch changed in the beginning of this test
set optimizer_switch=@subselect_tmp;

View File

@ -1353,6 +1353,45 @@ set optimizer_switch=@save_optimizer_switch;
DROP TABLE ot1, ot2, ot3, it1;
--echo #
--echo # Bug#59919/11766739: Crash in tmp_table_param::init() with semijoin=on
--echo #
CREATE TABLE t1 (f1 INTEGER) ENGINE=MyISAM;
CREATE TABLE t2 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
CREATE TABLE t3 (f1 INTEGER, f2 INTEGER) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1,1), (2,1);
INSERT INTO t3 VALUES
(1,1), (2,1), (5,4), (7,3), (8,2), (8,1), (7,3),
(9,5), (4,3), (7,2), (7,7), (3,1), (5,8), (9,7);
set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='semijoin=off,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
set optimizer_switch='semijoin=on,materialization=on';
EXPLAIN
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
SELECT * FROM t3
WHERE f2 IN (SELECT t1.f1
FROM t1 LEFT OUTER JOIN (t2 AS b1 JOIN t2 AS b2 ON TRUE) ON TRUE);
set optimizer_switch=@save_optimizer_switch;
DROP TABLE t1, t2, t3 ;
--echo #
--echo #
--echo # BUG#784723: Wrong result with semijoin + nested subqueries in maria-5.3
--echo #
@ -2234,5 +2273,63 @@ SELECT a, COUNT(*) FROM t1
DROP TABLE t1, t2, t3;
--echo #
--echo # BUG#920255: Wrong result (extra rows) with loosescan and IN subquery
--echo #
CREATE TABLE t1 ( a INT PRIMARY KEY, b INT, KEY(b) );
INSERT INTO t1 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),
(6,3),(7,1),(8,4),(9,3),(10,2);
CREATE TABLE t2 ( c INT, d INT, UNIQUE KEY(c) );
INSERT INTO t2 VALUES
(1,2),(2,1),(3,3),(4,2),(5,5),(6,3),(7,1);
SELECT a, b, d FROM t1, t2
WHERE ( b, d ) IN
( SELECT b, d FROM t1, t2 WHERE b = c );
DROP TABLE t1, t2;
--echo #
--echo # BUG#920713: Wrong result (missing rows) with firstmatch+BNL, IN subquery, ...
--echo #
# t1 should be MyISAM or InnoDB
CREATE TABLE t1 ( a VARCHAR(1) ) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('e'),('w'),('a'),('h'),('x'),('k'),('g');
CREATE TABLE t2 ( b INT, c VARCHAR(1) );
INSERT INTO t2 VALUES (0,'j'),(8,'v');
#SET debug_optimizer_prefer_join_prefix= 'alias2,alias4,alias1,alias3';
SELECT * FROM t1 alias1, t2 alias2
WHERE alias2.c IN (
SELECT alias4.c FROM t1 alias3, t2 alias4
);
DROP TABLE t1, t2;
--echo #
--echo # BUG#923246: Loosescan reports different result than other semijoin methods
--echo #
set @tmp_923246= @@optimizer_switch;
set optimizer_switch='mrr=on,materialization=off';
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (kp1 int, kp2 int, c int, filler char(100), key(kp1, kp2));
insert into t1 select A.a+10*(B.a+10*C.a), 0, 0, 'filler' from t0 A, t0 B, t0 C;
insert into t1 select * from t1 where kp1 < 20;
create table t3 (a int);
insert into t3 select A.a + 10*B.a from t0 A, t0 B;
select * from t3 where a in (select kp1 from t1 where kp1<20);
explain select * from t3 where a in (select kp1 from t1 where kp1<20);
drop table t0,t1,t3;
set optimizer_switch= @tmp_923246;
# The following command must be the last one the file
set optimizer_switch=@subselect_sj_tmp;

View File

@ -116,6 +116,98 @@ set @@join_cache_level= @jcl_912513;
--echo # End
--echo #
--echo # BUG#934342: outer join + semijoin materialization
--echo # + join_cache_level > 2
--echo #
CREATE TABLE t1 (a varchar(1), b varchar(1), INDEX idx_a(a) );
INSERT INTO t1 VALUES ('v','v'), ('w','w'), ('t','t');
CREATE TABLE t2 (c varchar(1), INDEX idx_c(c) );
INSERT INTO t2 VALUES ('v'), ('v'), ('s'), ('j');
CREATE TABLE t3 (c varchar(1), d varchar(1), INDEX idx_c(c) );
INSERT INTO t3 VALUES ('v','v'), ('v','v'), ('s','s'), ('j','j');
INSERT INTO t3 VALUES ('m','m'), ('d','d'), ('k','k'), ('m','m');
set @tmp_otimizer_switch= @@optimizer_switch;
set @tmp_join_cache_level=@@join_cache_level;
set optimizer_switch = 'materialization=on,semijoin=on,join_cache_hashed=on';
set join_cache_level=0;
EXPLAIN
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
EXPLAIN
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
set join_cache_level=6;
EXPLAIN
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
SELECT * FROM t1 LEFT JOIN t2 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
EXPLAIN
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
SELECT * FROM t1 LEFT JOIN t3 ON (c = b)
WHERE (a, b) IN (SELECT a, b FROM t1 t);
set optimizer_switch=@tmp_optimizer_switch;
set join_cache_level=@tmp_join_cache_level;
DROP TABLE t1,t2,t3;
--echo # End
--echo #
--echo # BUG#934348: GROUP BY with HAVING + semijoin materialization
--echo # + join_cache_level > 2
--echo #
CREATE TABLE t1 (a varchar(1), INDEX idx_a(a));
INSERT INTO t1 VALUES ('c'), ('v'), ('c');
CREATE TABLE t2 (b varchar(1));
INSERT INTO t2 VALUES ('v'), ('c');
set @tmp_otimizer_switch= @@optimizer_switch;
set @tmp_join_cache_level=@@join_cache_level;
set optimizer_switch = 'materialization=on,semijoin=on,join_cache_hashed=on';
set join_cache_level=0;
EXPLAIN
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
set join_cache_level=6;
EXPLAIN
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
SELECT a FROM t1 t WHERE a IN (SELECT b FROM t1, t2 WHERE b = a)
GROUP BY a HAVING a != 'z';
set optimizer_switch=@tmp_optimizer_switch;
set join_cache_level=@tmp_join_cache_level;
DROP TABLE t1,t2;
--echo # End
set join_cache_level=default;
show variables like 'join_cache_level';

View File

@ -1510,6 +1510,55 @@ SELECT * FROM t1 LEFT JOIN t2 ON ( a = b )
DROP TABLE t1,t2;
--echo #
--echo # BUG#922254: Assertion `0' failed at item_cmpfunc.cc:5899: Item* Item_equal::get_first(JOIN_TAB*, Item*)
--echo #
CREATE TABLE t1 ( a VARCHAR(3) );
CREATE TABLE t2 ( b VARCHAR(3), c VARCHAR(8), KEY(c) );
INSERT INTO t2 VALUES ('USA','Abilene'),('USA','Akron');
EXPLAIN
SELECT * FROM
( SELECT * FROM t1 ) AS alias1,
t2 AS alias2
WHERE b = a AND a IN (
SELECT alias3.c
FROM t2 AS alias3, t2 AS alias4
WHERE alias4.c = alias3.b
);
DROP TABLE t1,t2;
--echo #
--echo # BUG#928048: Query containing IN subquery with OR in the where clause returns a wrong result
--echo #
create table t1 (a int, b int);
insert into t1 values (7,5), (3,3), (5,4), (9,3);
create table t2 (a int, b int, index i_a(a));
insert into t2 values
(4,2), (7,9), (7,4), (3,1), (5,3), (3,1), (9,4), (8,1);
explain select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
select * from t1 where t1.a in (select a from t2 where t2.a=7 or t2.b<=1);
drop table t1,t2;
--echo #
--echo # BUG#933407: Valgrind warnings in mark_as_null_row with materialization+semijoin, STRAIGHT_JOIN, impossible WHERE
--echo #
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0),(8);
SELECT STRAIGHT_JOIN MIN(a) FROM t1
WHERE a IN (
SELECT a FROM t1
WHERE 'condition'='impossible'
);
DROP TABLE t1;
--echo # This must be at the end:
set optimizer_switch=@subselect_sj_mat_tmp;
set join_cache_level=@save_join_cache_level;

View File

@ -93,3 +93,15 @@ SELECT SUM(DISTINCT id) FROM t1;
SELECT SUM(DISTINCT id % 11) FROM t1;
DROP TABLE t1;
--echo #
--echo # Bug #777654: empty subselect in FROM clause returning
--echo # SUM(DISTINCT) over non-nullable field
--echo #
CREATE TABLE t1 (a int NOT NULL) ;
SELECT SUM(DISTINCT a) FROM t1;
SELECT * FROM (SELECT SUM(DISTINCT a) FROM t1) AS t;
DROP TABLE t1;

View File

@ -410,3 +410,10 @@ SHOW STATUS LIKE 'Handler_read_next';
DROP TABLE t1, t2;
--echo End of 5.1 tests
--echo #
--echo # lp:923429 Crash in decimal_cmp on using UNIX_TIMESTAMP with a wrongly formatted timestamp
--echo #
SELECT UNIX_TIMESTAMP('abc') > 0;
SELECT UNIX_TIMESTAMP('abc');

View File

@ -3980,6 +3980,59 @@ drop table t1,t2;
--echo # -----------------------------------------------------------------
--echo # -- End of 5.1 tests.
--echo # -----------------------------------------------------------------
--echo #
--echo # Bug #794005: crash in st_table::mark_virtual_columns_for_write
--echo #
CREATE TABLE t1 (a int);
insert into t1 values (1);
CREATE TABLE t2 (a int);
insert into t2 values (1);
CREATE VIEW v2 AS SELECT * FROM t2;
CREATE VIEW v1 AS SELECT * FROM v2;
CREATE VIEW v3 AS SELECT t2.a,v1.a as b FROM t2,v1 where t2.a=v1.a;
CREATE OR REPLACE ALGORITHM = TEMPTABLE VIEW v2 AS SELECT * FROM t1;
--error ER_NON_UPDATABLE_TABLE
UPDATE v1 SET a = 10;
--error ER_NON_INSERTABLE_TABLE
REPLACE v1 SET a = 10;
--error ER_NON_INSERTABLE_TABLE
INSERT into v1 values (20);
--error ER_NON_UPDATABLE_TABLE
DELETE from v1;
--error ER_NON_UPDATABLE_TABLE
UPDATE v3 SET b= 10;
--error ER_NON_INSERTABLE_TABLE
REPLACE v3 SET b= 10;
--error ER_NON_INSERTABLE_TABLE
INSERT into v3(b) values (20);
--error ER_VIEW_DELETE_MERGE_VIEW
DELETE from v3 where b=20;
--error ER_VIEW_DELETE_MERGE_VIEW
DELETE from v3 where a=20;
--error ER_NON_UPDATABLE_TABLE
DELETE v1 from v1,t1 where v1.a=t1.a;
UPDATE v3 SET a = 10;
REPLACE v3 SET a = 11;
INSERT INTO v3(a) values (20);
select * from t1;
select * from t2;
CREATE OR REPLACE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM t2;
DELETE from v1 where a=11;
DELETE v1 from v1,t1 where v1.a=t1.a;
select * from t1;
select * from t2;
DROP VIEW v1,v2,v3;
DROP TABLE t1,t2;
--echo # -----------------------------------------------------------------
--echo # -- End of 5.2 tests.
--echo # -----------------------------------------------------------------
--echo #
--echo # Bug #59696 Optimizer does not use equalities for conditions over view
@ -4312,4 +4365,8 @@ SELECT * FROM t1 RIGHT JOIN v2 ON ( v2.a = t1.a ) WHERE v2.b IN ( SELECT b FROM
DROP VIEW v2;
DROP TABLE t1, t2, t3;
--echo # -----------------------------------------------------------------
--echo # -- End of 5.3 tests.
--echo # -----------------------------------------------------------------
SET optimizer_switch=@save_optimizer_switch;

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