mirror of
https://github.com/MariaDB/server.git
synced 2025-01-27 17:33:44 +01:00
Make innodb_unsafe_binlog 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. Remove unnecessary option --loose_innodb_lock_wait_timeout.
This commit is contained in:
jan
parent
e876f907bd
commit
a98fac7a97
4 changed files with 146 additions and 423 deletions
|
|
@ -1 +1 @@
|
|||
--binlog_cache_size=32768 --innodb_lock_wait_timeout=1 --loose_innodb_lock_wait_timeout=1
|
||||
--binlog_cache_size=32768 --innodb_lock_wait_timeout=1
|
||||
|
|
|
|||
|
|
@ -1 +1 @@
|
|||
--innodb_locks_unsafe_for_binlog=true --innodb_lock_wait_timeout=2 --loose_innodb_lock_wait_timeout=2
|
||||
--innodb_locks_unsafe_for_binlog=true --innodb_lock_wait_timeout=1
|
||||
|
|
@ -48,55 +48,37 @@ commit;
|
|||
drop table t1;
|
||||
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;
|
||||
create table t2(d int not null, e int, primary key(d)) engine=innodb;
|
||||
insert into t2 values (8,6),(12,1),(3,1);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
select * from t2 for update;
|
||||
a b
|
||||
d e
|
||||
3 1
|
||||
8 6
|
||||
12 1
|
||||
set autocommit = 0;
|
||||
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;
|
||||
update t1 set b = (select e from t2 where a = d);
|
||||
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;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb
|
||||
create table t3(d int not null, e int, primary key(d)) engine=innodb
|
||||
select * from t2;
|
||||
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;
|
||||
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);
|
||||
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;
|
||||
set autocommit = 0;
|
||||
select * from t2 for update;
|
||||
|
|
@ -107,140 +89,32 @@ a b
|
|||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
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 SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
update t1 set b = (select e 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
|
||||
update t3 set b = (select b from t2 where a = d);
|
||||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb
|
||||
select * from t2;
|
||||
create table t4(a int not null, b int, primary key(a)) engine=innodb select * from t2;
|
||||
set autocommit = 0;
|
||||
insert into t5 (select * from t2 lock in share mode);
|
||||
set autocommit = 0;
|
||||
update t6 set e = (select b from t2 where a = d lock in share mode);
|
||||
set autocommit = 0;
|
||||
create table t7(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode;
|
||||
set autocommit = 0;
|
||||
insert into t8 (select * from t2 for update);
|
||||
set autocommit = 0;
|
||||
update t9 set e = (select b from t2 where a = d for update);
|
||||
set autocommit = 0;
|
||||
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
|
||||
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;
|
||||
insert into t1 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;
|
||||
update t1 set b = (select e 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;
|
||||
create table t1(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;
|
||||
insert into t1 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;
|
||||
update t1 set b = (select e 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;
|
||||
create table t1(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
|
||||
commit;
|
||||
commit;
|
||||
drop table t2;
|
||||
drop table t1, t2, t3, t5, t6, t8, t9;
|
||||
|
|
|
|||
|
|
@ -87,13 +87,15 @@ disconnect b;
|
|||
# Consistent read should be used in following selects
|
||||
#
|
||||
# 1) INSERT INTO ... SELECT
|
||||
# 2) UPDATE ... = ( SELECT ...)
|
||||
# 3) CREATE ... 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;
|
||||
create table t2(d int not null, e int, primary key(d)) engine=innodb;
|
||||
insert into t2 values (8,6),(12,1),(3,1);
|
||||
commit;
|
||||
set autocommit = 0;
|
||||
|
|
@ -101,54 +103,8 @@ select * from t2 for update;
|
|||
connection b;
|
||||
set autocommit = 0;
|
||||
insert into t1 select * from t2;
|
||||
commit;
|
||||
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;
|
||||
update t1 set b = (select e from t2 where a = d);
|
||||
commit;
|
||||
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;
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb
|
||||
create table t3(d int not null, e int, primary key(d)) engine=innodb
|
||||
select * from t2;
|
||||
commit;
|
||||
connection a;
|
||||
|
|
@ -156,244 +112,137 @@ commit;
|
|||
connection default;
|
||||
disconnect a;
|
||||
disconnect b;
|
||||
drop table t1, t2;
|
||||
drop table t1, t2, t3;
|
||||
|
||||
#
|
||||
# Consistent read should not be used if isolation level is serializable
|
||||
# Consistent read should not be used if
|
||||
#
|
||||
# (a) isolation level is serializable OR
|
||||
# (b) select ... lock in share mode OR
|
||||
# (c) select ... for update
|
||||
#
|
||||
# in following queries:
|
||||
#
|
||||
|
||||
# 1) INSERT INTO ... SELECT
|
||||
# 2) UPDATE ... = ( SELECT ...)
|
||||
# 3) CREATE ... SELECT
|
||||
|
||||
connect (a,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;
|
||||
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);
|
||||
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;
|
||||
set autocommit = 0;
|
||||
select * from t2 for update;
|
||||
connection b;
|
||||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
--error 1205
|
||||
--send
|
||||
insert into t1 select * from t2;
|
||||
commit;
|
||||
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;
|
||||
connection c;
|
||||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
--error 1205
|
||||
update t1 set b = (select e from t2 where a = d);
|
||||
commit;
|
||||
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;
|
||||
--send
|
||||
update t3 set b = (select b from t2 where a = d);
|
||||
connection d;
|
||||
set autocommit = 0;
|
||||
SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;
|
||||
--error 1205
|
||||
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 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;
|
||||
--send
|
||||
create table t4(a int not null, b int, primary key(a)) engine=innodb select * from t2;
|
||||
connection e;
|
||||
set autocommit = 0;
|
||||
select * from t2 for update;
|
||||
--send
|
||||
insert into t5 (select * from t2 lock in share mode);
|
||||
connection f;
|
||||
set autocommit = 0;
|
||||
--send
|
||||
update t6 set e = (select b from t2 where a = d lock in share mode);
|
||||
connection g;
|
||||
set autocommit = 0;
|
||||
--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;
|
||||
--send
|
||||
insert into t8 (select * from t2 for update);
|
||||
connection i;
|
||||
set autocommit = 0;
|
||||
--send
|
||||
update t9 set e = (select b from t2 where a = d for update);
|
||||
connection j;
|
||||
set autocommit = 0;
|
||||
--send
|
||||
create table t10(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update;
|
||||
|
||||
connection b;
|
||||
set autocommit = 0;
|
||||
--error 1205
|
||||
insert into t1 select * from t2 lock in share mode;
|
||||
commit;
|
||||
reap;
|
||||
|
||||
connection c;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection d;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection e;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection f;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection g;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection h;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection i;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
connection j;
|
||||
--error 1205
|
||||
reap;
|
||||
|
||||
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;
|
||||
--error 1205
|
||||
update t1 set b = (select e from t2 where a = d lock in share mode);
|
||||
commit;
|
||||
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;
|
||||
--error 1205
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 lock in share mode;
|
||||
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
|
||||
# (b) for update
|
||||
#
|
||||
|
||||
# 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;
|
||||
--error 1205
|
||||
insert into t1 select * from t2 for update;
|
||||
commit;
|
||||
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;
|
||||
--error 1205
|
||||
update t1 set b = (select e from t2 where a = d for update);
|
||||
commit;
|
||||
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;
|
||||
--error 1205
|
||||
create table t1(a int not null, b int, primary key(a)) engine=innodb select * from t2 for update;
|
||||
commit;
|
||||
connection a;
|
||||
commit;
|
||||
connection default;
|
||||
disconnect a;
|
||||
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;
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue