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Commit 2fe4761b authored by jan's avatar jan
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Make innodb test case faster. Group all consistent read test cases to 

a one test case and wait their lock timeout after all have been send
to the server.
parent f3bd718c
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Showing with 128 additions and 412 deletions
mysql-test/innodb-master.opt
View file @ 2fe4761b
--binlog_cache_size=32768 --innodb_lock_wait_timeout=5 --loose_innodb_lock_wait_timeout=5 --binlog_cache_size=32768 --innodb_lock_wait_timeout=1 --loose_innodb_lock_wait_timeout=1
mysql-test/innodb.result
View file @ 2fe4761b
...@@ -3259,65 +3259,43 @@ update t1 set b = 5 where b = 1; ...@@ -3259,65 +3259,43 @@ update t1 set b = 5 where b = 1;
set autocommit = 0; set autocommit = 0;
select * from t1 where a = 2 and b = 2 for update; select * from t1 where a = 2 and b = 2 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction ERROR HY000: Lock wait timeout exceeded; try restarting transaction
select * from t1 where b = 1 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit; commit;
commit; commit;
drop table t1; drop table t1;
create table t1(a int not null, b int, primary key(a)) engine=innodb; create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2); insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb; create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1); insert into t2 values (8,6),(12,1),(3,1);
commit; commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; select * from t2 for update;
a b d e
3 1 3 1
8 6 8 6
12 1 12 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
insert into t1 select * from t2; insert into t1 select * from t2;
commit;
commit;
drop table t1, t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
d e
1 6
4 1
5 1
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
update t1 set b = (select e from t2 where a = d); update t1 set b = (select e from t2 where a = d);
commit; create table t3(d int not null, e int, primary key(d)) engine=innodb
commit;
drop table t1, t2;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
1 6
4 1
5 1
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
create table t1(a int not null, b int, primary key(a)) engine=innodb
select * from t2; select * from t2;
commit; commit;
commit; commit;
drop table t1, t2; drop table t1, t2, t3;
create table t1(a int not null, b int, primary key(a)) engine=innodb; create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2); insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb; create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1); insert into t2 values (8,6),(12,1),(3,1);
create table t3(d int not null, b int, primary key(d)) engine=innodb;
insert into t3 values (8,6),(12,1),(3,1);
create table t5(a int not null, b int, primary key(a)) engine=innodb;
insert into t5 values (1,2),(5,3),(4,2);
create table t6(d int not null, e int, primary key(d)) engine=innodb;
insert into t6 values (8,6),(12,1),(3,1);
create table t8(a int not null, b int, primary key(a)) engine=innodb;
insert into t8 values (1,2),(5,3),(4,2);
create table t9(d int not null, e int, primary key(d)) engine=innodb;
insert into t9 values (8,6),(12,1),(3,1);
commit; commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; select * from t2 for update;
...@@ -3328,146 +3306,38 @@ a b ...@@ -3328,146 +3306,38 @@ a b
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
insert into t1 select * from t2; insert into t1 select * from t2;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
d e
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
update t1 set b = (select e from t2 where a = d); update t3 set b = (select b from t2 where a = d);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
create table t1(a int not null, b int, primary key(a)) engine=innodb create table t4(a int not null, b int, primary key(a)) engine=innodb select * from t2;
select * from t2;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
3 1
8 6
12 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
insert into t1 select * from t2 lock in share mode; insert into t5 (select * from t2 lock in share mode);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
d e
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
update t1 set b = (select e from t2 where a = d lock in share mode); update t6 set e = (select b from t2 where a = d lock in share mode);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode; create table t7(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
3 1
8 6
12 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
insert into t1 select * from t2 for update; insert into t8 (select * from t2 for update);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
d e
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
update t1 set b = (select e from t2 where a = d for update); update t9 set e = (select b from t2 where a = d for update);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit;
commit;
drop table t1, t2;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
a b
1 6
4 1
5 1
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update; create table t10(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update;
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
ERROR HY000: Lock wait timeout exceeded; try restarting transaction ERROR HY000: Lock wait timeout exceeded; try restarting transaction
commit; commit;
commit; drop table t1, t2, t3, t5, t6, t8, t9;
drop table t2;
mysql-test/innodb.test
View file @ 2fe4761b
...@@ -2184,46 +2184,21 @@ select * from t1 where a = 2 and b = 2 for update; ...@@ -2184,46 +2184,21 @@ select * from t1 where a = 2 and b = 2 for update;
# X-lock to record (1,1),(3,1),(5,1) should not be released in a update # X-lock to record (1,1),(3,1),(5,1) should not be released in a update
# #
--error 1205 --error 1205
select * from t1 where b = 1 for update;
connection a; connection a;
commit; commit;
connection b; connection b;
commit; commit;
drop table t1;
connection default; connection default;
disconnect a; disconnect a;
disconnect b; disconnect b;
drop table t1;
# #
# Consistent read should be used in following selects # Consistent read should be used in following selects
# #
# 1) INSERT INTO ... SELECT # 1) INSERT INTO ... SELECT
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
insert into t1 select * from t2;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
#
# 2) UPDATE ... = ( SELECT ...) # 2) UPDATE ... = ( SELECT ...)
# # 3) CREATE ... SELECT
connect (a,localhost,root,,); connect (a,localhost,root,,);
connect (b,localhost,root,,); connect (b,localhost,root,,);
...@@ -2231,289 +2206,160 @@ connection a; ...@@ -2231,289 +2206,160 @@ connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb; create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2); insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb; create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1); insert into t2 values (8,6),(12,1),(3,1);
commit; commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; select * from t2 for update;
connection b; connection b;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
insert into t1 select * from t2;
update t1 set b = (select e from t2 where a = d); update t1 set b = (select e from t2 where a = d);
create table t3(d int not null, e int, primary key(d)) engine=innodb
select * from t2;
commit; commit;
connection a; connection a;
commit; commit;
connection default; connection default;
disconnect a; disconnect a;
disconnect b; disconnect b;
drop table t1, t2; drop table t1, t2, t3;
# #
# 3) CREATE ... SELECT # Consistent read should not be used if
# #
# (a) isolation level is serializable OR
connect (a,localhost,root,,); # (b) select ... lock in share mode OR
connect (b,localhost,root,,); # (c) select ... for update
connection a;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
create table t1(a int not null, b int, primary key(a)) engine=innodb
select * from t2;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
# #
# Consistent read should not be used if isolation level is serializable # in following queries:
# #
# 1) INSERT INTO ... SELECT # 1) INSERT INTO ... SELECT
# 2) UPDATE ... = ( SELECT ...)
# 3) CREATE ... SELECT
connect (a,localhost,root,,); connect (a,localhost,root,,);
connect (b,localhost,root,,); connect (b,localhost,root,,);
connect (c,localhost,root,,);
connect (d,localhost,root,,);
connect (e,localhost,root,,);
connect (f,localhost,root,,);
connect (g,localhost,root,,);
connect (h,localhost,root,,);
connect (i,localhost,root,,);
connect (j,localhost,root,,);
connection a; connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb; create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2); insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb; create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1); insert into t2 values (8,6),(12,1),(3,1);
create table t3(d int not null, b int, primary key(d)) engine=innodb;
insert into t3 values (8,6),(12,1),(3,1);
create table t5(a int not null, b int, primary key(a)) engine=innodb;
insert into t5 values (1,2),(5,3),(4,2);
create table t6(d int not null, e int, primary key(d)) engine=innodb;
insert into t6 values (8,6),(12,1),(3,1);
create table t8(a int not null, b int, primary key(a)) engine=innodb;
insert into t8 values (1,2),(5,3),(4,2);
create table t9(d int not null, e int, primary key(d)) engine=innodb;
insert into t9 values (8,6),(12,1),(3,1);
commit; commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; select * from t2 for update;
connection b; connection b;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
--error 1205 --send
insert into t1 select * from t2; insert into t1 select * from t2;
commit; connection c;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
#
# 2) UPDATE ... = ( SELECT ...)
#
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
--error 1205 --send
update t1 set b = (select e from t2 where a = d); update t3 set b = (select b from t2 where a = d);
commit; connection d;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
#
# 3) CREATE ... SELECT
#
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE; SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
--error 1205 --send
create table t1(a int not null, b int, primary key(a)) engine=innodb create table t4(a int not null, b int, primary key(a)) engine=innodb select * from t2;
select * from t2; connection e;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t2;
#
# Consistent read should not be used if locking read is used case
# (a) lock in share mode
#
# 1) INSERT INTO ... SELECT
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1);
commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
connection b; --send
insert into t5 (select * from t2 lock in share mode);
connection f;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--error 1205 --send
insert into t1 select * from t2 lock in share mode; update t6 set e = (select b from t2 where a = d lock in share mode);
commit; connection g;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
#
# 2) UPDATE ... = ( SELECT ...)
#
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
connection b; --send
create table t7(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode;
connection h;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--error 1205 --send
update t1 set b = (select e from t2 where a = d lock in share mode); insert into t8 (select * from t2 for update);
commit; connection i;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
#
# 3) CREATE ... SELECT
#
connect (a,localhost,root,,);
connect (b,localhost,root,,);
connection a;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0; set autocommit = 0;
select * from t2 for update; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
connection b; --send
update t9 set e = (select b from t2 where a = d for update);
connection j;
set autocommit = 0; set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--send
create table t10(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update;
connection b;
--error 1205 --error 1205
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode; reap;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t2;
# connection c;
# Consistent read should not be used if locking read is used case --error 1205
# (b) for update reap;
#
# 1) INSERT INTO ... SELECT connection d;
--error 1205
reap;
connect (a,localhost,root,,); connection e;
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (8,6),(12,1),(3,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--error 1205 --error 1205
insert into t1 select * from t2 for update; reap;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
# connection f;
# 2) UPDATE ... = ( SELECT ...) --error 1205
# reap;
connect (a,localhost,root,,); connection g;
connect (b,localhost,root,,);
connection a;
create table t1(a int not null, b int, primary key(a)) engine=innodb;
insert into t1 values (1,2),(5,3),(4,2);
create table t2(d int not null, e int, primary key(d)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--error 1205 --error 1205
update t1 set b = (select e from t2 where a = d for update); reap;
commit;
connection a;
commit;
connection default;
disconnect a;
disconnect b;
drop table t1, t2;
# connection h;
# 3) CREATE ... SELECT --error 1205
# reap;
connect (a,localhost,root,,); connection i;
connect (b,localhost,root,,);
connection a;
create table t2(a int not null, b int, primary key(a)) engine=innodb;
insert into t2 values (1,6),(5,1),(4,1);
commit;
set autocommit = 0;
select * from t2 for update;
connection b;
set autocommit = 0;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
--error 1205 --error 1205
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update; reap;
commit;
connection j;
--error 1205
reap;
connection a; connection a;
commit; commit;
connection default; connection default;
disconnect a; disconnect a;
disconnect b; disconnect b;
drop table t2; disconnect c;
disconnect d;
disconnect e;
disconnect f;
disconnect g;
disconnect h;
disconnect i;
disconnect j;
drop table t1, t2, t3, t5, t6, t8, t9;
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