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|
drop table if exists t1, t2;
create table t1 (a int) engine=innodb;
create table t2 (a int) engine=myisam;
reset master;
begin;
insert into t1 values(1);
insert into t2 select * from t1;
commit;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(1)
master-bin.000001 178 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 244 Query 1 244 use `test`; COMMIT
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(2);
insert into t2 select * from t1;
rollback;
Warnings:
Warning 1196 Some non-transactional changed tables couldn't be rolled back
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(2)
master-bin.000001 178 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 244 Query 1 244 use `test`; ROLLBACK
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(3);
savepoint my_savepoint;
insert into t1 values(4);
insert into t2 select * from t1;
rollback to savepoint my_savepoint;
Warnings:
Warning 1196 Some non-transactional changed tables couldn't be rolled back
commit;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(3)
master-bin.000001 178 Query 1 79 use `test`; savepoint my_savepoint
master-bin.000001 235 Query 1 79 use `test`; insert into t1 values(4)
master-bin.000001 294 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 360 Query 1 79 use `test`; rollback to savepoint my_savepoint
master-bin.000001 429 Query 1 429 use `test`; COMMIT
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(5);
savepoint my_savepoint;
insert into t1 values(6);
insert into t2 select * from t1;
rollback to savepoint my_savepoint;
Warnings:
Warning 1196 Some non-transactional changed tables couldn't be rolled back
insert into t1 values(7);
commit;
select a from t1 order by a;
a
5
7
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(5)
master-bin.000001 178 Query 1 79 use `test`; savepoint my_savepoint
master-bin.000001 235 Query 1 79 use `test`; insert into t1 values(6)
master-bin.000001 294 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 360 Query 1 79 use `test`; rollback to savepoint my_savepoint
master-bin.000001 429 Query 1 79 use `test`; insert into t1 values(7)
master-bin.000001 488 Query 1 488 use `test`; COMMIT
delete from t1;
delete from t2;
reset master;
select get_lock("a",10);
get_lock("a",10)
1
begin;
insert into t1 values(8);
insert into t2 select * from t1;
select get_lock("a",10);
get_lock("a",10)
1
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(8)
master-bin.000001 178 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 244 Query 1 244 use `test`; ROLLBACK
master-bin.000001 287 Query 1 287 use `test`; DO RELEASE_LOCK("a")
delete from t1;
delete from t2;
reset master;
insert into t1 values(9);
insert into t2 select * from t1;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; insert into t1 values(9)
master-bin.000001 138 Query 1 138 use `test`; insert into t2 select * from t1
delete from t1;
delete from t2;
reset master;
insert into t1 values(10);
begin;
insert into t2 select * from t1;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; insert into t1 values(10)
master-bin.000001 139 Query 1 139 use `test`; insert into t2 select * from t1
insert into t1 values(11);
commit;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; insert into t1 values(10)
master-bin.000001 139 Query 1 139 use `test`; insert into t2 select * from t1
master-bin.000001 205 Query 1 205 use `test`; BEGIN
master-bin.000001 245 Query 1 205 use `test`; insert into t1 values(11)
master-bin.000001 305 Query 1 305 use `test`; COMMIT
alter table t2 engine=INNODB;
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(12);
insert into t2 select * from t1;
commit;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(12)
master-bin.000001 179 Query 1 79 use `test`; insert into t2 select * from t1
master-bin.000001 245 Query 1 245 use `test`; COMMIT
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(13);
insert into t2 select * from t1;
rollback;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(14);
savepoint my_savepoint;
insert into t1 values(15);
insert into t2 select * from t1;
rollback to savepoint my_savepoint;
commit;
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(14)
master-bin.000001 179 Query 1 179 use `test`; COMMIT
delete from t1;
delete from t2;
reset master;
begin;
insert into t1 values(16);
savepoint my_savepoint;
insert into t1 values(17);
insert into t2 select * from t1;
rollback to savepoint my_savepoint;
insert into t1 values(18);
commit;
select a from t1 order by a;
a
16
18
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(16)
master-bin.000001 179 Query 1 79 use `test`; insert into t1 values(18)
master-bin.000001 239 Query 1 239 use `test`; COMMIT
delete from t1;
delete from t2;
alter table t2 type=MyISAM;
insert into t1 values (1);
begin;
select * from t1 for update;
a
1
select (@before:=unix_timestamp())*0;
(@before:=unix_timestamp())*0
0
begin;
select * from t1 for update;
insert into t2 values (20);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
select (@after:=unix_timestamp())*0;
(@after:=unix_timestamp())*0
0
select (@after-@before) >= 2;
(@after-@before) >= 2
1
drop table t1,t2;
commit;
begin;
create temporary table ti (a int) engine=innodb;
rollback;
Warnings:
Warning 1196 Some non-transactional changed tables couldn't be rolled back
insert into ti values(1);
set autocommit=0;
create temporary table t1 (a int) engine=myisam;
commit;
insert t1 values (1);
rollback;
create table t0 (n int);
insert t0 select * from t1;
set autocommit=1;
insert into t0 select GET_LOCK("lock1",null);
set autocommit=0;
create table t2 (n int) engine=innodb;
insert into t2 values (3);
select get_lock("lock1",null);
get_lock("lock1",null)
0
show binlog events from 79;
Log_name Pos Event_type Server_id Orig_log_pos Info
master-bin.000001 79 Query 1 79 use `test`; BEGIN
master-bin.000001 119 Query 1 79 use `test`; insert into t1 values(16)
master-bin.000001 179 Query 1 79 use `test`; insert into t1 values(18)
master-bin.000001 239 Query 1 239 use `test`; COMMIT
master-bin.000001 280 Query 1 280 use `test`; delete from t1
master-bin.000001 329 Query 1 329 use `test`; delete from t2
master-bin.000001 378 Query 1 378 use `test`; alter table t2 type=MyISAM
master-bin.000001 439 Query 1 439 use `test`; insert into t1 values (1)
master-bin.000001 499 Query 1 499 use `test`; insert into t2 values (20)
master-bin.000001 560 Query 1 560 use `test`; drop table t1,t2
master-bin.000001 611 Query 1 611 use `test`; BEGIN
master-bin.000001 651 Query 1 611 use `test`; create temporary table ti (a int) engine=innodb
master-bin.000001 733 Query 1 733 use `test`; ROLLBACK
master-bin.000001 776 Query 1 776 use `test`; insert into ti values(1)
master-bin.000001 835 Query 1 835 use `test`; BEGIN
master-bin.000001 875 Query 1 835 use `test`; create temporary table t1 (a int) engine=myisam
master-bin.000001 957 Query 1 957 use `test`; COMMIT
master-bin.000001 998 Query 1 998 use `test`; create table t0 (n int)
master-bin.000001 1056 Query 1 1056 use `test`; insert t0 select * from t1
master-bin.000001 1117 Query 1 1117 use `test`; DO RELEASE_LOCK("a")
master-bin.000001 1172 Query 1 1172 use `test`; insert into t0 select GET_LOCK("lock1",null)
master-bin.000001 1251 Query 1 1251 use `test`; create table t2 (n int) engine=innodb
do release_lock("lock1");
drop table t0,t2;
|
