database/mariadb
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mariadb/mysql-test/r/union.result
unknown 2ff82a7b15 Merge with 4.0.11 
BitKeeper/etc/gone:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
Makefile.am:
  Auto merged
bdb/os/os_handle.c:
  Auto merged
client/mysqladmin.c:
  Auto merged
client/mysqlcheck.c:
  Auto merged
client/mysqldump.c:
  Auto merged
client/mysqltest.c:
  Auto merged
extra/resolveip.c:
  Auto merged
include/Makefile.am:
  Auto merged
include/config-win.h:
  Auto merged
include/my_base.h:
  Auto merged
include/my_global.h:
  Auto merged
include/my_pthread.h:
  Auto merged
include/my_sys.h:
  Auto merged
include/mysql.h:
  Auto merged
innobase/btr/btr0cur.c:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/srv/srv0srv.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
libmysql/Makefile.am:
  Auto merged
libmysql/Makefile.shared:
  Auto merged
libmysql/manager.c:
  Auto merged
libmysqld/libmysqld.c:
  Auto merged
myisam/ft_static.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/mi_open.c:
  Auto merged
myisam/mi_test3.c:
  Auto merged
myisam/myisamdef.h:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
mysql-test/r/func_group.result:
  Auto merged
mysql-test/r/func_math.result:
  Auto merged
mysql-test/r/handler.result:
  Auto merged
mysql-test/r/query_cache.result:
  Auto merged
mysql-test/r/select_found.result:
  Auto merged
mysql-test/r/union.result:
  Auto merged
mysql-test/t/backup.test:
  Auto merged
mysql-test/t/bigint.test:
  Auto merged
mysql-test/t/binary.test:
  Auto merged
mysql-test/t/count_distinct.test:
  Auto merged
mysql-test/t/func_crypt.test:
  Auto merged
mysql-test/t/func_group.test:
  Auto merged
mysql-test/t/grant_cache.test:
  Auto merged
mysql-test/t/handler.test:
  Auto merged
mysql-test/t/query_cache.test:
  Auto merged
mysql-test/t/rpl000015.test:
  Auto merged
mysql-test/t/rpl000017.test:
  Auto merged
mysys/default.c:
  Auto merged
mysys/my_getwd.c:
  Auto merged
mysys/my_init.c:
  Auto merged
sql/Makefile.am:
  Auto merged
sql/des_key_file.cc:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/ha_myisammrg.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/hostname.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/item_create.h:
  Auto merged
sql/item_func.h:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/item_sum.cc:
  Auto merged
sql/item_sum.h:
  Auto merged
sql/lex.h:
  Auto merged
sql/net_serv.cc:
  Auto merged
sql/opt_sum.cc:
  Auto merged
sql/repl_failsafe.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/slave.h:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_udf.cc:
  Auto merged
sql-bench/crash-me.sh:
  Auto merged
sql-bench/server-cfg.sh:
  Auto merged
sql-bench/test-insert.sh:
  Auto merged
sql/share/english/errmsg.txt:
  Auto merged
sql/table.cc:
  Auto merged
Docs/manual.texi:
  Use remote version
client/mysql.cc:
  Merge
configure.in:
  Merge
libmysql/libmysql.c:
  Merge
libmysqld/lib_sql.cc:
  Merge
myisam/ft_stopwords.c:
  Merge
myisam/myisamchk.c:
  Merge
mysql-test/r/bigint.result:
  Merge
mysql-test/r/group_by.result:
  Merge
mysql-test/r/rpl000009.result:
  Merge
mysql-test/t/group_by.test:
  Merge
mysql-test/t/rpl000009.test:
  Merge
mysql-test/t/rpl_rotate_logs.test:
  Merge
mysys/Makefile.am:
  Merge
mysys/charset.c:
  Merge
sql/item.h:
  Merge
sql/item_cmpfunc.cc:
  Merge
sql/item_cmpfunc.h:
  Merge
sql/item_create.cc:
  Merge
sql/item_func.cc:
  Merge
sql/item_strfunc.h:
  Merge
sql/log.cc:
  Merge
sql/mysql_priv.h:
  Merge
sql/mysqld.cc:
  Merge
sql/protocol.cc:
  Merge
sql/slave.cc:
  Merge
sql/sql_class.h:
  Merge
sql/sql_db.cc:
  Merge
sql/sql_handler.cc:
  Merge
sql/sql_parse.cc:
  Merge
sql/sql_select.cc:
  Merge
sql/sql_yacc.yy:
  Merge
2003-02-04 21:52:14 +02:00

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drop table if exists t1,t2,t3;
CREATE TABLE t1 (a int not null, b char (10) not null);
insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c');
CREATE TABLE t2 (a int not null, b char (10) not null);
insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e');
select a,b from t1 union select a,b from t2;
a b
1 a
2 b
3 c
4 d
5 f
6 e
select a,b from t1 union all select a,b from t2;
a b
1 a
2 b
3 c
3 c
3 c
4 d
5 f
6 e
select a,b from t1 union all select a,b from t2 order by b;
a b
1 a
2 b
3 c
3 c
3 c
4 d
6 e
5 f
select a,b from t1 union all select a,b from t2 union select 7,'g';
a b
1 a
2 b
3 c
3 c
3 c
4 d
5 f
6 e
7 g
select 0,'#' union select a,b from t1 union all select a,b from t2 union select 7,'gg';
0 #
0 #
1 a
2 b
3 c
3 c
3 c
4 d
5 f
6 e
7 g
select a,b from t1 union select a,b from t1;
a b
1 a
2 b
3 c
select 't1',b,count(*) from t1 group by b UNION select 't2',b,count(*) from t2 group by b;
t1 b count(*)
t1 a 1
t1 b 1
t1 c 2
t2 c 1
t2 d 1
t2 e 1
t2 f 1
(select a,b from t1 limit 2) union all (select a,b from t2 order by a) limit 4;
a b
1 a
2 b
3 c
4 d
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1);
a b
1 a
2 b
3 c
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by b desc;
a b
3 c
2 b
1 a
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by t1.b;
Table 't1' from one of SELECT's can not be used in global ORDER clause
explain (select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by b desc;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 UNION t2 ALL NULL NULL NULL NULL 4 Using filesort
select found_rows();
found_rows()
0
explain select a,b from t1 union all select a,b from t2;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 UNION t2 ALL NULL NULL NULL NULL 4
explain select xx from t1 union select 1;
Unknown column 'xx' in 'field list'
explain select a,b from t1 union select 1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4
2 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
explain select 1 union select a,b from t1 union select 1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used
2 UNION t1 ALL NULL NULL NULL NULL 4
3 UNION NULL NULL NULL NULL NULL NULL NULL No tables used
explain select a,b from t1 union select 1 limit 0;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
2 UNION NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
select a,b from t1 into outfile 'skr' union select a,b from t2;
Wrong usage of UNION and INTO
select a,b from t1 order by a union select a,b from t2;
Wrong usage of UNION and ORDER BY
insert into t3 select a from t1 order by a union select a from t2;
Wrong usage of UNION and ORDER BY
create table t3 select a,b from t1 union select a from t2;
The used SELECT statements have a different number of columns
select a,b from t1 union select a from t2;
The used SELECT statements have a different number of columns
select * from t1 union select a from t2;
The used SELECT statements have a different number of columns
select a from t1 union select * from t2;
The used SELECT statements have a different number of columns
select * from t1 union select SQL_BUFFER_RESULT * from t2;
Wrong usage/placement of 'SQL_BUFFER_RESULT'
create table t3 select a,b from t1 union all select a,b from t2;
insert into t3 select a,b from t1 union all select a,b from t2;
replace into t3 select a,b as c from t1 union all select a,b from t2;
drop table t1,t2,t3;
CREATE TABLE t1 (
`pseudo` char(35) NOT NULL default '',
`pseudo1` char(35) NOT NULL default '',
`same` tinyint(1) unsigned NOT NULL default '1',
PRIMARY KEY (`pseudo1`),
KEY `pseudo` (`pseudo`)
) TYPE=MyISAM;
INSERT INTO t1 (pseudo,pseudo1,same) VALUES ('joce', 'testtt', 1),('joce', 'tsestset', 1),('dekad', 'joce', 1);
SELECT pseudo FROM t1 WHERE pseudo1='joce' UNION SELECT pseudo FROM t1 WHERE pseudo='joce';
pseudo
dekad
joce
SELECT pseudo1 FROM t1 WHERE pseudo1='joce' UNION SELECT pseudo1 FROM t1 WHERE pseudo='joce';
pseudo1
joce
testtt
tsestset
SELECT * FROM t1 WHERE pseudo1='joce' UNION SELECT * FROM t1 WHERE pseudo='joce' order by pseudo desc,pseudo1 desc;
pseudo pseudo1 same
joce tsestset 1
joce testtt 1
dekad joce 1
SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION SELECT pseudo FROM t1 WHERE pseudo1='joce';
pseudo1
testtt
tsestset
dekad
SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION ALL SELECT pseudo FROM t1 WHERE pseudo1='joce';
pseudo1
testtt
tsestset
dekad
SELECT pseudo1 FROM t1 WHERE pseudo='joce' UNION SELECT 1;
pseudo1
testtt
tsestset
1
drop table t1;
create table t1 (a int);
create table t2 (a int);
insert into t1 values (1),(2),(3),(4),(5);
insert into t2 values (11),(12),(13),(14),(15);
(select * from t1 limit 2) union (select * from t2 limit 3) limit 4;
a
1
2
11
12
(select * from t1 limit 2) union (select * from t2 limit 3);
a
1
2
11
12
13
(select * from t1 limit 2) union (select * from t2 limit 20,3);
a
1
2
set SQL_SELECT_LIMIT=2;
(select * from t1 limit 1) union (select * from t2 limit 3);
a
1
11
set SQL_SELECT_LIMIT=DEFAULT;
drop table t1,t2;
select * union select 1;
No tables used
select 1 as a,(select a union select a);
a (select a union select a)
1 1
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