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Merge 10.3 into 10.4

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This commit is contained in:
Marko Mäkelä
2018-09-11 21:31:47 +03:00
parent 1bf3e8ab43 6b61f1bbad
commit 67fa97dc2c
97 changed files with 1291 additions and 7095 deletions
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2
mysql-test/suite/innodb/include/have_undo_tablespaces.combinations Normal file
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[2]
innodb-undo-tablespaces=2

4
mysql-test/suite/innodb/include/have_undo_tablespaces.inc Normal file
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if (`select count(*) = 0 from information_schema.global_variables where variable_name like 'innodb_undo_tablespaces' and variable_value >= 2`)
{
--skip Test requires InnoDB with at-least 2 undo tablespaces.
}

416
mysql-test/suite/innodb/include/innodb_wl6501_crash.inc
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@@ -1,416 +0,0 @@
#
# WL#6501: make truncate table atomic
#
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/big_test.inc
# Valgrind would complain about memory leaks when we crash on purpose.
--source include/not_valgrind.inc
# Embedded server does not support crashing
--source include/not_embedded.inc
# Avoid CrashReporter popup on Mac
--source include/not_crashrep.inc
# suppress expected warnings.
call mtr.add_suppression("The file '.*' already exists though the corresponding table did not exist in the InnoDB data dictionary");
call mtr.add_suppression("Cannot create file '.*'");
call mtr.add_suppression("InnoDB: Error number 17 means 'File exists'");
################################################################################
#
# Will test following scenarios:
# 1. Hit crash point while writing redo log.
# 2. Hit crash point on completion of redo log write.
# 3. Hit crash point while dropping indexes.
# 4. Hit crash point on completing drop of all indexes before creation of index
# is commenced.
# 5. Hit crash point while creating indexes.
# 6. Hit crash point after data is updated to system-table and in-memory dict.
# 7. Hit crash point before/after log checkpoint is done.
#
################################################################################
#-----------------------------------------------------------------------------
#
# create test-bed
#
let $per_table = `select @@innodb_file_per_table`;
eval set global innodb_file_per_table = on;
let $WL6501_TMP_DIR = `select @@tmpdir`;
let $WL6501_DATA_DIR = `select @@datadir`;
let SEARCH_FILE = $MYSQLTEST_VARDIR/log/my_restart.err;
#-----------------------------------------------------------------------------
#
# 1. Hit crash point while writing redo log.
#
--echo "1. Hit crash point while writing redo log."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine=innodb row_format=$wl6501_row_fmt
key_block_size=$wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_while_writing_redo_log";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 2. Hit crash point on completion of redo log write.
#
--echo "2. Hit crash point on completion of redo log write."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_after_redo_log_write_complete";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 3. Hit crash point while dropping indexes.
#
--echo "3. Hit crash point while dropping indexes."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_drop_of_clust_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#
#
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_drop_of_uniq_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
#
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#
#
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_drop_of_sec_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 4. Hit crash point on completing drop of all indexes before creation of index
# is commenced.
#
--echo "4. Hit crash point on completing drop of all indexes before creation"
--echo " of index is commenced."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_drop_reinit_done_create_to_start";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 5. Hit crash point while creating indexes.
#
--echo "5. Hit crash point while creating indexes."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_create_of_clust_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#
#
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_create_of_uniq_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#
#
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_create_of_sec_index";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 6. Hit crash point after data is updated to system-table and in-memory dict.
#
--echo "6. Hit crash point after data is updated to system-table and"
--echo " in-memory dict."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_updating_dict_sys_info";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# 7. Hit crash point before/after log checkpoint is done.
#
--echo "7. Hit crash point before/after log checkpoint is done."
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_before_log_removal";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t where f < 2.5;
drop table t;
#
#
use test;
eval set global innodb_file_per_table = $wl6501_file_per_table;
SET innodb_strict_mode=OFF;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_after_truncate_done";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
select * from t;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
select * from t where f < 2.5;
drop table t;
#-----------------------------------------------------------------------------
#
# remove test-bed
#
eval set global innodb_file_per_table = $per_table;

98
mysql-test/suite/innodb/include/innodb_wl6501_crash_temp.inc
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@@ -1,98 +0,0 @@
#
# WL#6501: make truncate table atomic
#
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/big_test.inc
# Valgrind would complain about memory leaks when we crash on purpose.
--source include/not_valgrind.inc
# Embedded server does not support crashing
--source include/not_embedded.inc
# Avoid CrashReporter popup on Mac
--source include/not_crashrep.inc
# suppress expected warnings
call mtr.add_suppression("does not exist in the InnoDB internal");
################################################################################
#
# Will test following scenarios:
# 1. Hit crash point on completing drop of all indexes before creation of index
# is commenced.
# 2. Hit crash point after data is updated to system-table and in-memory dict.
#
################################################################################
#-----------------------------------------------------------------------------
#
# create test-bed
#
let $per_table = `select @@innodb_file_per_table`;
eval set global innodb_file_per_table = on;
let $WL6501_TMP_DIR = `select @@tmpdir`;
let $WL6501_DATA_DIR = `select @@datadir`;
let SEARCH_FILE = $MYSQLTEST_VARDIR/log/my_restart.err;
#-----------------------------------------------------------------------------
#
# 1. Hit crash point on completing drop of all indexes before creation of index
# is commenced.
#
--echo "1. Hit crash point on completing drop of all indexes before creation"
--echo " of index is commenced."
eval set global innodb_file_per_table = $wl6501_file_per_table;
set innodb_strict_mode=off;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_drop_reinit_done_create_to_start";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
#-----------------------------------------------------------------------------
#
# 2. Hit crash point after data is updated to system-table and in-memory dict.
#
--echo "2. Hit crash point after data is updated to system-table and"
--echo " in-memory dict."
eval set global innodb_file_per_table = $wl6501_file_per_table;
set innodb_strict_mode=off;
--disable_warnings
eval create $wl6501_temp table t (
i int, f float, c char,
primary key pk(i), unique findex(f), index ck(c))
engine = innodb row_format = $wl6501_row_fmt
key_block_size = $wl6501_kbs;
--enable_warnings
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
select * from t;
check table t;
#
set session debug = "+d,ib_trunc_crash_on_updating_dict_sys_info";
--source include/expect_crash.inc
--error 2013
truncate table t;
#
--source include/start_mysqld.inc
check table t;
#-----------------------------------------------------------------------------
#
# remove test-bed
#
eval set global innodb_file_per_table = $per_table;

8
mysql-test/suite/innodb/r/truncate.result Normal file
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CREATE TABLE t (a SERIAL) ENGINE=InnoDB;
connect dml,localhost,root;
select * from t;
a
connection default;
TRUNCATE TABLE t;
disconnect dml;
DROP TABLE t;

14
mysql-test/suite/innodb/r/truncate_crash.result Normal file
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FLUSH TABLES;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1),(2);
connect wait,localhost,root,,test;
SET DEBUG_SYNC='before_trx_state_committed_in_memory SIGNAL c WAIT_FOR ever';
TRUNCATE TABLE t1;
connection default;
SET DEBUG_SYNC='now WAIT_FOR c';
disconnect wait;
SELECT COUNT(*) FROM t1;
COUNT(*)
0
TRUNCATE TABLE t1;
DROP TABLE t1;

88
mysql-test/suite/innodb/r/truncate_debug.result
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@@ -1,88 +0,0 @@
#
# Bug #23070734 CONCURRENT TRUNCATE TABLES CAUSE STALLS
#
SET @ahi= @@global.innodb_adaptive_hash_index;
SET GLOBAL innodb_adaptive_hash_index=OFF;
SET GLOBAL innodb_adaptive_hash_index=ON;
Test_1 :- Check if DDL operations are possible on
table being truncated. Also check if
DDL operations on other tables succeed.
create table t1 (f1 int,f2 int,key(f2),f3 int) engine=innodb row_format=redundant;
create index idx1 on t1(f3);
create table t2 (f1 int,f2 int,key(f2),f3 int) engine=innodb row_format=redundant;
create table t3 (f1 int,f2 int,key(f2)) engine=innodb row_format=redundant;
insert into t1 values (10,20,30),(30,40,50),(50,60,70);
insert into t1 select * from t1;
insert into t1 select * from t1;
insert into t1 select * from t1;
insert into t2 values (10,20,30),(30,40,50),(50,60,70);
insert into t2 select * from t2;
insert into t2 select * from t2;
insert into t2 select * from t2;
insert into t3 values (10,20),(30,40),(50,50);
insert into t3 select * from t3;
insert into t3 select * from t3;
SET session lock_wait_timeout = 1;
connect con1,localhost,root,,;
SET DEBUG_SYNC= 'buffer_pool_scan SIGNAL started WAIT_FOR finish_scan';
truncate table t1;
connection default;
SET DEBUG_SYNC= 'now WAIT_FOR started';
Check Analyze table. Gives lock time out error.
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze Error Lock wait timeout exceeded; try restarting transaction
test.t1 analyze status Operation failed
Check if we can turn off auto recalculation.
alter table t1 STATS_AUTO_RECALC=0;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check if we can turn off persistent stats on the table
alter table t1 STATS_PERSISTENT=0;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check if DML is possible on table being truncated
insert into t1 values (10,89,99);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check if DDL is possible on table being truncated
alter table t1 add column f4 int;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
check if table can be created with the same name
create table t1 (bd int) engine=innodb;
Got one of the listed errors
check if index can be created on table being truncated
create index idx1 on t1(f1);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check if DROP of table is possible during truncate
drop table t1;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check if select is possible during truncate
select * from t1;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
select * from t2 where t2.f1=t1.f1;
ERROR 42S22: Unknown column 't1.f1' in 'where clause'
Check concurrent truncate operation on table;
truncate table t1;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
Check concurrent selects and inserts on the other table
insert into t3 values (10,20),(30,40),(50,50);
select * from t3 where f1=40;
f1 f2
Concurrent truncate on other tables
truncate table t2;
Concurrent alters on the other tables
alter table t2 add column f4 int;
check if index can be created on the other table
create index idx1 on t2(f3);
Check if we can turn off persistent stats off entire instance
SET GLOBAL innodb_stats_persistent=off;
connect con2,localhost,root,,;
set global innodb_adaptive_hash_index=off;
connection default;
SET DEBUG_SYNC= 'now SIGNAL finish_scan';
connection con1;
disconnect con1;
connection con2;
disconnect con2;
connection default;
SET DEBUG_SYNC= 'RESET';
SET GLOBAL innodb_adaptive_hash_index=@ahi;
drop table t1,t2,t3;

58
mysql-test/suite/innodb/r/truncate_foreign.result Normal file
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CREATE TABLE parent (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO parent SET a=1;
CREATE TABLE child (a INT PRIMARY KEY, FOREIGN KEY (a) REFERENCES parent(a)
ON UPDATE CASCADE)
ENGINE=InnoDB;
INSERT INTO child SET a=1;
TRUNCATE TABLE parent;
ERROR 42000: Cannot truncate a table referenced in a foreign key constraint (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`a`) REFERENCES `test`.`parent` (`a`))
TRUNCATE TABLE child;
INSERT INTO child SET a=1;
UPDATE parent SET a=2;
SELECT * FROM child;
a
2
connect dml,localhost,root;
SET DEBUG_SYNC='foreign_constraint_update_cascade SIGNAL fk WAIT_FOR go';
UPDATE parent SET a=3;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
SET lock_wait_timeout=1;
TRUNCATE TABLE child;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
SELECT * FROM child;
a
3
SET DEBUG_SYNC='foreign_constraint_check_for_update SIGNAL fk WAIT_FOR go';
DELETE FROM parent;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
TRUNCATE TABLE child;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
ERROR 23000: Cannot delete or update a parent row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`a`) REFERENCES `parent` (`a`) ON UPDATE CASCADE)
SELECT * FROM child;
a
3
INSERT INTO parent SET a=5;
SET DEBUG_SYNC='foreign_constraint_check_for_ins SIGNAL fk WAIT_FOR go';
INSERT INTO child SET a=5;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
SET foreign_key_checks=0;
TRUNCATE TABLE parent;
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails (`test`.`child`, CONSTRAINT `child_ibfk_1` FOREIGN KEY (`a`) REFERENCES `parent` (`a`) ON UPDATE CASCADE)
SELECT * FROM parent;
a
SELECT * FROM child;
a
3
disconnect dml;
connection default;
SET DEBUG_SYNC = RESET;
DROP TABLE child, parent;

114
mysql-test/suite/innodb/r/truncate_inject.result
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@@ -1,114 +0,0 @@
SET @save_dbug = @@SESSION.debug_dbug;
call mtr.add_suppression("InnoDB: Flagged corruption of .* in table `test`\\.`t` in TRUNCATE TABLE");
# 1. Error in assigning undo logs for truncate action
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
Table Op Msg_type Msg_text
test.t check status OK
SET debug_dbug = '+d,ib_err_trunc_assigning_undo_log';
truncate table t;
ERROR HY000: Got error 168 "Unknown (generic) error from engine" from storage engine InnoDB
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check status OK
select * from t;
i f c
1 1.1 a
2 2.2 b
3 3.3 c
# 2. Error while preparing for truncate
SET debug_dbug = '+d,ib_err_trunc_preparing_for_truncate';
truncate table t;
ERROR HY000: Got error 168 "Unknown (generic) error from engine" from storage engine InnoDB
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check status OK
select * from t;
i f c
1 1.1 a
2 2.2 b
3 3.3 c
# 3. Error while dropping/creating indexes
SET debug_dbug = '+d,ib_err_trunc_drop_index';
truncate table t;
ERROR HY000: Got error 168 "Unknown (generic) error from engine" from storage engine InnoDB
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check Warning InnoDB: Index PRIMARY is marked as corrupted
test.t check error Corrupt
select * from t;
Got one of the listed errors
drop table t;
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
Table Op Msg_type Msg_text
test.t check status OK
SET debug_dbug = '+d,ib_err_trunc_create_index';
truncate table t;
ERROR HY000: Got error 168 "Unknown (generic) error from engine" from storage engine InnoDB
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check Warning InnoDB: Index PRIMARY is marked as corrupted
test.t check error Corrupt
select * from t;
Got one of the listed errors
drop table t;
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
Table Op Msg_type Msg_text
test.t check status OK
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check status OK
select * from t;
i f c
drop table t;
# 4. Error while completing truncate of table involving FTS
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100),
FULLTEXT INDEX(c)) ENGINE = InnoDB;
insert into t values (1, 1.1, 'mysql is now oracle company'),
(2, 2.2, 'innodb is part of mysql'),
(3, 3.3, 'innodb is default storage engine of mysql');
check table t;
Table Op Msg_type Msg_text
test.t check status OK
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check status OK
select * from t;
i f c
drop table t;
# 5. Error while updating sys-tables
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100),
FULLTEXT INDEX(c)) ENGINE = InnoDB;
insert into t values (1, 1.1, 'mysql is now oracle company'),
(2, 2.2, 'innodb is part of mysql'),
(3, 3.3, 'innodb is default storage engine of mysql');
check table t;
Table Op Msg_type Msg_text
test.t check status OK
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
Table Op Msg_type Msg_text
test.t check status OK
select * from t order by i;
i f c
drop table t;

17
mysql-test/suite/innodb/r/truncate_missing.result Normal file
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@@ -0,0 +1,17 @@
call mtr.add_suppression("InnoDB: Operating system error number ");
call mtr.add_suppression("InnoDB: (The error means|If you are|Cannot open datafile) ");
call mtr.add_suppression("InnoDB: Ignoring tablespace for `test`\.`t`");
call mtr.add_suppression("InnoDB: Table test/t .* does not exist");
CREATE TABLE t (a SERIAL) ENGINE=InnoDB;
INSERT INTO t() VALUES();
SHOW CREATE TABLE t;
Table Create Table
t CREATE TABLE `t` (
`a` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
UNIQUE KEY `a` (`a`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1
SELECT * FROM t;
ERROR 42S02: Table 'test.t' doesn't exist in engine
TRUNCATE TABLE t;
ERROR 42S02: Table 'test.t' doesn't exist in engine
DROP TABLE t;

29
mysql-test/suite/innodb/r/truncate_purge_debug.result
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@@ -1,29 +0,0 @@
#
# Bug #23070734 CONCURRENT TRUNCATE TABLES CAUSE STALLS
#
create table t1 (f1 int ,f2 int,key(f2)) engine=innodb;
begin;
insert into t1 values (10,45),(20,78),(30,88),(40,23),(50,78),(60,11),(70,56),(80,90);
delete from t1;
connect con2,localhost,root,,;
START TRANSACTION WITH CONSISTENT SNAPSHOT;
connection default;
SET @saved_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
commit;
connect con1,localhost,root,,;
SET DEBUG_SYNC= 'buffer_pool_scan SIGNAL started WAIT_FOR finish_scan';
truncate table t1;
connection con2;
SET DEBUG_SYNC= 'now WAIT_FOR started';
COMMIT;
disconnect con2;
connection default;
InnoDB 0 transactions not purged
SET GLOBAL innodb_purge_rseg_truncate_frequency = @saved_frequency;
SET DEBUG_SYNC = 'now SIGNAL finish_scan';
connection con1;
disconnect con1;
connection default;
SET DEBUG_SYNC = 'RESET';
drop table t1;

12
mysql-test/suite/innodb/r/truncate_restart.result
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@@ -1,12 +0,0 @@
SET GLOBAL innodb_stats_persistent= ON;
CREATE TABLE t1 (t TEXT) ENGINE=InnoDB STATS_PERSISTENT=1;
connect con1,localhost,root,,test;
SET DEBUG_SYNC='ib_trunc_table_trunc_completing SIGNAL committed WAIT_FOR ever';
TRUNCATE TABLE t1;
connection default;
SET DEBUG_SYNC='now WAIT_FOR committed';
disconnect con1;
SELECT COUNT(*) FROM t1;
COUNT(*)
0
DROP TABLE t1;

60
mysql-test/suite/innodb/r/undo_truncate.result Normal file
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@@ -0,0 +1,60 @@
SET @save_undo_logs = @@GLOBAL.innodb_undo_logs;
SET @save_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET @save_truncate = @@GLOBAL.innodb_undo_log_truncate;
SET GLOBAL innodb_undo_log_truncate = 0;
SET GLOBAL innodb_undo_logs = 4;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
SET @trunc_start=
(SELECT variable_value FROM information_schema.global_status
WHERE variable_name = 'innodb_undo_truncations');
create table t1(keyc int primary key, c char(100)) engine = innodb;
create table t2(keyc int primary key, c char(100)) engine = innodb;
CREATE PROCEDURE populate_t1()
BEGIN
DECLARE i INT DEFAULT 1;
while (i <= 20000) DO
insert into t1 values (i, 'a');
SET i = i + 1;
END WHILE;
END |
CREATE PROCEDURE populate_t2()
BEGIN
DECLARE i INT DEFAULT 1;
while (i <= 20000) DO
insert into t2 values (i, 'a');
SET i = i + 1;
END WHILE;
END |
connect con1,localhost,root,,;
begin;
call populate_t1();
connect con2,localhost,root,,;
begin;
call populate_t2();
connection con1;
update t1 set c = 'mysql';
connection con2;
update t2 set c = 'mysql';
connection con1;
update t1 set c = 'oracle';
connection con2;
update t2 set c = 'oracle';
connection con1;
delete from t1;
connection con2;
delete from t2;
connection con1;
SET GLOBAL innodb_undo_log_truncate = 1;
commit;
disconnect con1;
connection con2;
commit;
disconnect con2;
connection default;
drop table t1, t2;
drop PROCEDURE populate_t1;
drop PROCEDURE populate_t2;
InnoDB 0 transactions not purged
SET GLOBAL innodb_undo_logs = @save_undo_logs;
SET GLOBAL innodb_purge_rseg_truncate_frequency = @save_frequency;
SET GLOBAL innodb_undo_log_truncate = @save_truncate;

15
mysql-test/suite/innodb/r/undo_truncate_recover.result Normal file
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@@ -0,0 +1,15 @@
SET GLOBAL innodb_undo_logs = 4;
SET GLOBAL innodb_undo_log_truncate = 1;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
create table t1(keyc int primary key, c char(100)) engine = innodb;
begin;
commit;
begin;
update t1 set c = 'MariaDB';
update t1 set c = 'InnoDB';
set global debug_dbug = '+d,ib_undo_trunc';
commit;
call mtr.add_suppression("InnoDB: The redo log transaction size ");
SET GLOBAL innodb_fast_shutdown=0;
FOUND 1 /ib_undo_trunc/ in mysqld.1.err
drop table t1;

17
mysql-test/suite/innodb/t/truncate.test Normal file
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@@ -0,0 +1,17 @@
--source include/have_innodb.inc
CREATE TABLE t (a SERIAL) ENGINE=InnoDB;
connect (dml,localhost,root);
# At the end of this statement, close_thread_tables()
# should add the open table handle to the table definition cache (tdc).
select * from t;
connection default;
# This should purge the handle from the tdc;
# otherwise ha_innobase::truncate() would hang,
# waiting for the reference count to drop to 0.
TRUNCATE TABLE t;
disconnect dml;
DROP TABLE t;

23
mysql-test/suite/innodb/t/truncate_crash.test Normal file
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@@ -0,0 +1,23 @@
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/not_embedded.inc
FLUSH TABLES;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1),(2);
connect (wait,localhost,root,,test);
SET DEBUG_SYNC='before_trx_state_committed_in_memory SIGNAL c WAIT_FOR ever';
send TRUNCATE TABLE t1;
connection default;
SET DEBUG_SYNC='now WAIT_FOR c';
--let $shutdown_timeout=0
--source include/restart_mysqld.inc
disconnect wait;
--replace_result 2 0
SELECT COUNT(*) FROM t1;
TRUNCATE TABLE t1;
DROP TABLE t1;

128
mysql-test/suite/innodb/t/truncate_debug.test
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@@ -1,128 +0,0 @@
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/count_sessions.inc
--echo #
--echo # Bug #23070734 CONCURRENT TRUNCATE TABLES CAUSE STALLS
--echo #
SET @ahi= @@global.innodb_adaptive_hash_index;
# Ensure that there is no adaptive hash index on any system tables,
# or any other tables than the ones that we are creating below.
SET GLOBAL innodb_adaptive_hash_index=OFF;
SET GLOBAL innodb_adaptive_hash_index=ON;
--echo Test_1 :- Check if DDL operations are possible on
--echo table being truncated. Also check if
--echo DDL operations on other tables succeed.
create table t1 (f1 int,f2 int,key(f2),f3 int) engine=innodb row_format=redundant;
create index idx1 on t1(f3);
create table t2 (f1 int,f2 int,key(f2),f3 int) engine=innodb row_format=redundant;
create table t3 (f1 int,f2 int,key(f2)) engine=innodb row_format=redundant;
insert into t1 values (10,20,30),(30,40,50),(50,60,70);
insert into t1 select * from t1;
insert into t1 select * from t1;
insert into t1 select * from t1;
insert into t2 values (10,20,30),(30,40,50),(50,60,70);
insert into t2 select * from t2;
insert into t2 select * from t2;
insert into t2 select * from t2;
insert into t3 values (10,20),(30,40),(50,50);
insert into t3 select * from t3;
insert into t3 select * from t3;
SET session lock_wait_timeout = 1;
connect (con1,localhost,root,,);
SET DEBUG_SYNC= 'buffer_pool_scan SIGNAL started WAIT_FOR finish_scan';
send truncate table t1;
connection default;
SET DEBUG_SYNC= 'now WAIT_FOR started';
--echo Check Analyze table. Gives lock time out error.
analyze table t1;
--echo Check if we can turn off auto recalculation.
--error ER_LOCK_WAIT_TIMEOUT
alter table t1 STATS_AUTO_RECALC=0;
--echo Check if we can turn off persistent stats on the table
--error ER_LOCK_WAIT_TIMEOUT
alter table t1 STATS_PERSISTENT=0;
--echo Check if DML is possible on table being truncated
--error ER_LOCK_WAIT_TIMEOUT
insert into t1 values (10,89,99);
--echo Check if DDL is possible on table being truncated
--error ER_LOCK_WAIT_TIMEOUT
alter table t1 add column f4 int;
--echo check if table can be created with the same name
--error ER_TABLE_EXISTS_ERROR,ER_LOCK_WAIT_TIMEOUT
create table t1 (bd int) engine=innodb;
--echo check if index can be created on table being truncated
--error ER_LOCK_WAIT_TIMEOUT
create index idx1 on t1(f1);
--echo Check if DROP of table is possible during truncate
--error ER_LOCK_WAIT_TIMEOUT
drop table t1;
--echo Check if select is possible during truncate
--error ER_LOCK_WAIT_TIMEOUT
select * from t1;
--error ER_BAD_FIELD_ERROR
select * from t2 where t2.f1=t1.f1;
--echo Check concurrent truncate operation on table;
--error ER_LOCK_WAIT_TIMEOUT
truncate table t1;
--echo Check concurrent selects and inserts on the other table
insert into t3 values (10,20),(30,40),(50,50);
select * from t3 where f1=40;
--echo Concurrent truncate on other tables
truncate table t2;
--echo Concurrent alters on the other tables
alter table t2 add column f4 int;
--echo check if index can be created on the other table
create index idx1 on t2(f3);
--echo Check if we can turn off persistent stats off entire instance
SET GLOBAL innodb_stats_persistent=off;
connect (con2,localhost,root,,);
send set global innodb_adaptive_hash_index=off;
connection default;
SET DEBUG_SYNC= 'now SIGNAL finish_scan';
connection con1;
reap;
disconnect con1;
connection con2;
reap;
disconnect con2;
connection default;
SET DEBUG_SYNC= 'RESET';
SET GLOBAL innodb_adaptive_hash_index=@ahi;
drop table t1,t2,t3;
--source include/wait_until_count_sessions.inc

68
mysql-test/suite/innodb/t/truncate_foreign.test Normal file
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--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
CREATE TABLE parent (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO parent SET a=1;
CREATE TABLE child (a INT PRIMARY KEY, FOREIGN KEY (a) REFERENCES parent(a)
ON UPDATE CASCADE)
ENGINE=InnoDB;
INSERT INTO child SET a=1;
--error ER_TRUNCATE_ILLEGAL_FK
TRUNCATE TABLE parent;
TRUNCATE TABLE child;
INSERT INTO child SET a=1;
UPDATE parent SET a=2;
SELECT * FROM child;
connect (dml,localhost,root);
SET DEBUG_SYNC='foreign_constraint_update_cascade SIGNAL fk WAIT_FOR go';
send UPDATE parent SET a=3;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
SET lock_wait_timeout=1;
--error ER_LOCK_WAIT_TIMEOUT
TRUNCATE TABLE child;
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
reap;
SELECT * FROM child;
SET DEBUG_SYNC='foreign_constraint_check_for_update SIGNAL fk WAIT_FOR go';
send DELETE FROM parent;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
--error ER_LOCK_WAIT_TIMEOUT
TRUNCATE TABLE child;
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
--error ER_ROW_IS_REFERENCED_2
reap;
SELECT * FROM child;
INSERT INTO parent SET a=5;
SET DEBUG_SYNC='foreign_constraint_check_for_ins SIGNAL fk WAIT_FOR go';
send INSERT INTO child SET a=5;
connection default;
SET DEBUG_SYNC='now WAIT_FOR fk';
SET foreign_key_checks=0;
TRUNCATE TABLE parent;
SET DEBUG_SYNC='now SIGNAL go';
connection dml;
--error ER_NO_REFERENCED_ROW_2
reap;
SELECT * FROM parent;
SELECT * FROM child;
disconnect dml;
connection default;
SET DEBUG_SYNC = RESET;
DROP TABLE child, parent;

97
mysql-test/suite/innodb/t/truncate_inject.test
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@@ -1,97 +0,0 @@
# This test is based on innodb_zip.wl6501_error_1 in MySQL 5.7.
--source include/have_innodb.inc
--source include/innodb_row_format.inc
--source include/have_debug.inc
SET @save_dbug = @@SESSION.debug_dbug;
call mtr.add_suppression("InnoDB: Flagged corruption of .* in table `test`\\.`t` in TRUNCATE TABLE");
--echo # 1. Error in assigning undo logs for truncate action
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
#
SET debug_dbug = '+d,ib_err_trunc_assigning_undo_log';
--error ER_GET_ERRNO
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
select * from t;
--echo # 2. Error while preparing for truncate
SET debug_dbug = '+d,ib_err_trunc_preparing_for_truncate';
--error ER_GET_ERRNO
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
select * from t;
--echo # 3. Error while dropping/creating indexes
SET debug_dbug = '+d,ib_err_trunc_drop_index';
--error ER_GET_ERRNO
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
--error ER_TABLE_CORRUPT,ER_GET_ERRNO
select * from t;
drop table t;
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
SET debug_dbug = '+d,ib_err_trunc_create_index';
--error ER_GET_ERRNO
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
--error ER_TABLE_CORRUPT,ER_GET_ERRNO
select * from t;
drop table t;
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100), INDEX ck(c))
ENGINE = InnoDB;
insert into t values (1, 1.1, 'a'), (2, 2.2, 'b'), (3, 3.3, 'c');
check table t;
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
select * from t;
drop table t;
--echo # 4. Error while completing truncate of table involving FTS
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100),
FULLTEXT INDEX(c)) ENGINE = InnoDB;
insert into t values (1, 1.1, 'mysql is now oracle company'),
(2, 2.2, 'innodb is part of mysql'),
(3, 3.3, 'innodb is default storage engine of mysql');
check table t;
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
select * from t;
drop table t;
--echo # 5. Error while updating sys-tables
CREATE TABLE t (i int PRIMARY KEY, f float UNIQUE, c char(100),
FULLTEXT INDEX(c)) ENGINE = InnoDB;
insert into t values (1, 1.1, 'mysql is now oracle company'),
(2, 2.2, 'innodb is part of mysql'),
(3, 3.3, 'innodb is default storage engine of mysql');
check table t;
SET debug_dbug = '+d,ib_err_trunc_temp_recreate_index';
truncate table t;
SET debug_dbug = @save_dbug;
check table t;
select * from t order by i;
drop table t;

22
mysql-test/suite/innodb/t/truncate_missing.test Normal file
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@@ -0,0 +1,22 @@
--source include/have_innodb.inc
--source include/not_embedded.inc
call mtr.add_suppression("InnoDB: Operating system error number ");
call mtr.add_suppression("InnoDB: (The error means|If you are|Cannot open datafile) ");
call mtr.add_suppression("InnoDB: Ignoring tablespace for `test`\.`t`");
call mtr.add_suppression("InnoDB: Table test/t .* does not exist");
CREATE TABLE t (a SERIAL) ENGINE=InnoDB;
INSERT INTO t() VALUES();
SHOW CREATE TABLE t;
let $datadir=`select @@datadir`;
--source include/shutdown_mysqld.inc
--remove_file $datadir/test/t.ibd
--source include/start_mysqld.inc
--error ER_NO_SUCH_TABLE_IN_ENGINE
SELECT * FROM t;
--error ER_NO_SUCH_TABLE_IN_ENGINE
TRUNCATE TABLE t;
DROP TABLE t;

3
mysql-test/suite/innodb/t/truncate_purge_debug.opt
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@@ -1,3 +0,0 @@
--innodb-purge-threads=1
--innodb-purge-batch-size=1
--innodb-stats-persistent=OFF

49
mysql-test/suite/innodb/t/truncate_purge_debug.test
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@@ -1,49 +0,0 @@
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/count_sessions.inc
--echo #
--echo # Bug #23070734 CONCURRENT TRUNCATE TABLES CAUSE STALLS
--echo #
create table t1 (f1 int ,f2 int,key(f2)) engine=innodb;
begin;
insert into t1 values (10,45),(20,78),(30,88),(40,23),(50,78),(60,11),(70,56),(80,90);
delete from t1;
connect (con2,localhost,root,,);
# Stop the purge thread
START TRANSACTION WITH CONSISTENT SNAPSHOT;
connection default;
# Ensure that the history list length will actually be decremented by purge.
SET @saved_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
commit;
connect (con1,localhost,root,,);
SET DEBUG_SYNC= 'buffer_pool_scan SIGNAL started WAIT_FOR finish_scan';
send truncate table t1;
connection con2;
SET DEBUG_SYNC= 'now WAIT_FOR started';
# Allow purge to proceed, by discarding our read view.
COMMIT;
disconnect con2;
connection default;
--source include/wait_all_purged.inc
SET GLOBAL innodb_purge_rseg_truncate_frequency = @saved_frequency;
SET DEBUG_SYNC = 'now SIGNAL finish_scan';
connection con1;
reap;
disconnect con1;
connection default;
SET DEBUG_SYNC = 'RESET';
drop table t1;
--source include/wait_until_count_sessions.inc

16
mysql-test/suite/innodb/t/truncate_restart.test
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@@ -1,16 +0,0 @@
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
SET GLOBAL innodb_stats_persistent= ON;
CREATE TABLE t1 (t TEXT) ENGINE=InnoDB STATS_PERSISTENT=1;
--connect (con1,localhost,root,,test)
SET DEBUG_SYNC='ib_trunc_table_trunc_completing SIGNAL committed WAIT_FOR ever';
--send
TRUNCATE TABLE t1;
--connection default
SET DEBUG_SYNC='now WAIT_FOR committed';
--source include/restart_mysqld.inc
--disconnect con1
SELECT COUNT(*) FROM t1;
DROP TABLE t1;

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--innodb-log-buffer-size=2m

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--source include/have_innodb.inc
# With 32k, truncation could happen on shutdown after the test,
# and the mtr.add_suppression() would not filter out the warning.
# With 64k, no truncation seems to happen.
# --source include/innodb_page_size.inc
--source include/innodb_page_size_small.inc
--source include/have_undo_tablespaces.inc
SET @save_undo_logs = @@GLOBAL.innodb_undo_logs;
SET @save_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET @save_truncate = @@GLOBAL.innodb_undo_log_truncate;
SET GLOBAL innodb_undo_log_truncate = 0;
SET GLOBAL innodb_undo_logs = 4;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
SET @trunc_start=
(SELECT variable_value FROM information_schema.global_status
WHERE variable_name = 'innodb_undo_truncations');
#-----------------------------------------------------------------------------
#
# Perform DML action using multiple clients and multiple undo tablespace.
#
#
create table t1(keyc int primary key, c char(100)) engine = innodb;
create table t2(keyc int primary key, c char(100)) engine = innodb;
#
delimiter |;
CREATE PROCEDURE populate_t1()
BEGIN
DECLARE i INT DEFAULT 1;
while (i <= 20000) DO
insert into t1 values (i, 'a');
SET i = i + 1;
END WHILE;
END |
delimiter ;|
#
delimiter |;
CREATE PROCEDURE populate_t2()
BEGIN
DECLARE i INT DEFAULT 1;
while (i <= 20000) DO
insert into t2 values (i, 'a');
SET i = i + 1;
END WHILE;
END |
delimiter ;|
#
#
let DATADIR = `select @@datadir`;
connect (con1,localhost,root,,);
begin;
send call populate_t1();
connect (con2,localhost,root,,);
begin;
send call populate_t2();
connection con1; reap; send update t1 set c = 'mysql';
connection con2; reap; send update t2 set c = 'mysql';
connection con1; reap; send update t1 set c = 'oracle';
connection con2; reap; send update t2 set c = 'oracle';
connection con1; reap; send delete from t1;
connection con2; reap; delete from t2;
connection con1; reap;
let CHECKFILE = $MYSQL_TMP_DIR/check.txt;
perl;
($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size1)
= stat("$ENV{DATADIR}/undo001");
($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size2)
= stat("$ENV{DATADIR}/undo002");
open(OUT, ">$ENV{CHECKFILE}") || die;
print OUT "let \$size1='$size1,$size2';\n";
close(OUT);
EOF
SET GLOBAL innodb_undo_log_truncate = 1;
commit; disconnect con1;
connection con2; commit; disconnect con2;
connection default;
drop table t1, t2;
drop PROCEDURE populate_t1;
drop PROCEDURE populate_t2;
--source include/wait_all_purged.inc
# Truncation will normally not occur with innodb_page_size=64k,
# and occasionally not with innodb_page_size=32k,
# because the undo log will not grow enough.
if (`select @@innodb_page_size IN (4096,8192,16384)`)
{
let $wait_condition = (SELECT variable_value!=@trunc_start
FROM information_schema.global_status
WHERE variable_name = 'innodb_undo_truncations');
source include/wait_condition.inc;
}
--source $CHECKFILE
perl;
($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size1)
= stat("$ENV{DATADIR}/undo001");
($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size2)
= stat("$ENV{DATADIR}/undo002");
open(OUT, ">$ENV{CHECKFILE}") || die;
print OUT "let \$size2='$size1,$size2';\n";
close(OUT);
EOF
--source $CHECKFILE
--remove_file $CHECKFILE
if ($size1 == $size2)
{
# This fails for innodb_page_size=64k, occasionally also for 32k.
if (`select @@innodb_page_size IN (4096,8192,16384)`)
{
echo Truncation did not happen: $size1;
}
}
SET GLOBAL innodb_undo_logs = @save_undo_logs;
SET GLOBAL innodb_purge_rseg_truncate_frequency = @save_frequency;
SET GLOBAL innodb_undo_log_truncate = @save_truncate;

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#
# WL#6965: Truncate UNDO logs.
#
# With larger innodb_page_size, the undo log tablespaces do not grow enough.
--source include/innodb_page_size_small.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_undo_tablespaces.inc
# Valgrind would complain about memory leaks when we crash on purpose.
--source include/not_valgrind.inc
# Embedded server does not support crashing
--source include/not_embedded.inc
# Avoid CrashReporter popup on Mac
--source include/not_crashrep.inc
SET GLOBAL innodb_undo_logs = 4;
SET GLOBAL innodb_undo_log_truncate = 1;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
let SEARCH_FILE = $MYSQLTEST_VARDIR/log/mysqld.1.err;
create table t1(keyc int primary key, c char(100)) engine = innodb;
begin;
--disable_query_log
let $i=30000;
while ($i) {
eval insert into t1 values(30000-$i, '');
dec $i;
}
--enable_query_log
commit;
let SEARCH_PATTERN = ib_undo_trunc;
begin;
update t1 set c = 'MariaDB';
update t1 set c = 'InnoDB';
eval set global debug_dbug = '+d,$SEARCH_PATTERN';
commit;
# FIXME: remove this work-around, and generate less log!
call mtr.add_suppression("InnoDB: The redo log transaction size ");
SET GLOBAL innodb_fast_shutdown=0;
--source include/shutdown_mysqld.inc
--source include/search_pattern_in_file.inc
# FIXME: remove this work-around, and generate less log!
--let $restart_parameters= --innodb-buffer-pool-size=16m
--source include/start_mysqld.inc
drop table t1;