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2884408c75
Table maps are now written on aquiring locks to tables and released at the end of each logical statement.
287 lines
8.9 KiB
Text
287 lines
8.9 KiB
Text
drop table if exists t1, t2;
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create table t1 (a int) engine=innodb;
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create table t2 (a int) engine=myisam;
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reset master;
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begin;
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insert into t1 values(1);
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insert into t2 select * from t1;
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commit;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t2
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(2);
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insert into t2 select * from t1;
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rollback;
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Warnings:
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Warning 1196 Some non-transactional changed tables couldn't be rolled back
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t2
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Query 1 # use `test`; ROLLBACK
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(3);
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savepoint my_savepoint;
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insert into t1 values(4);
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insert into t2 select * from t1;
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rollback to savepoint my_savepoint;
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Warnings:
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Warning 1196 Some non-transactional changed tables couldn't be rolled back
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commit;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Query 1 # use `test`; savepoint my_savepoint
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master-bin.000001 328 Table_map 1 # test.t1
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master-bin.000001 367 Write_rows 1 #
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master-bin.000001 401 Table_map 1 # test.t2
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master-bin.000001 440 Write_rows 1 #
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master-bin.000001 479 Query 1 # use `test`; rollback to savepoint my_savepoint
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master-bin.000001 576 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(5);
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savepoint my_savepoint;
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insert into t1 values(6);
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insert into t2 select * from t1;
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rollback to savepoint my_savepoint;
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Warnings:
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Warning 1196 Some non-transactional changed tables couldn't be rolled back
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insert into t1 values(7);
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commit;
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select a from t1 order by a;
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a
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5
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7
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Query 1 # use `test`; savepoint my_savepoint
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master-bin.000001 328 Table_map 1 # test.t1
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master-bin.000001 367 Write_rows 1 #
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master-bin.000001 401 Table_map 1 # test.t2
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master-bin.000001 440 Write_rows 1 #
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master-bin.000001 479 Query 1 # use `test`; rollback to savepoint my_savepoint
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master-bin.000001 576 Table_map 1 # test.t1
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master-bin.000001 615 Write_rows 1 #
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master-bin.000001 649 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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reset master;
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select get_lock("a",10);
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get_lock("a",10)
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1
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begin;
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insert into t1 values(8);
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insert into t2 select * from t1;
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select get_lock("a",10);
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get_lock("a",10)
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1
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t2
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Query 1 # use `test`; ROLLBACK
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delete from t1;
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delete from t2;
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reset master;
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insert into t1 values(9);
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insert into t2 select * from t1;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Table_map 1 # test.t1
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master-bin.000001 141 Write_rows 1 #
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master-bin.000001 175 Xid 1 # COMMIT /* xid= */
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master-bin.000001 202 Table_map 1 # test.t2
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master-bin.000001 241 Write_rows 1 #
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delete from t1;
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delete from t2;
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reset master;
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insert into t1 values(10);
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begin;
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insert into t2 select * from t1;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Table_map 1 # test.t1
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master-bin.000001 141 Write_rows 1 #
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master-bin.000001 175 Xid 1 # COMMIT /* xid= */
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master-bin.000001 202 Table_map 1 # test.t2
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master-bin.000001 241 Write_rows 1 #
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insert into t1 values(11);
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commit;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Table_map 1 # test.t1
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master-bin.000001 141 Write_rows 1 #
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master-bin.000001 175 Xid 1 # COMMIT /* xid= */
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master-bin.000001 202 Table_map 1 # test.t2
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master-bin.000001 241 Write_rows 1 #
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master-bin.000001 275 Query 1 # use `test`; BEGIN
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master-bin.000001 343 Table_map 1 # test.t1
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master-bin.000001 382 Write_rows 1 #
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master-bin.000001 416 Xid 1 # COMMIT /* xid= */
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alter table t2 engine=INNODB;
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(12);
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insert into t2 select * from t1;
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commit;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t2
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(13);
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insert into t2 select * from t1;
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rollback;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(14);
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savepoint my_savepoint;
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insert into t1 values(15);
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insert into t2 select * from t1;
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rollback to savepoint my_savepoint;
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commit;
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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reset master;
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begin;
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insert into t1 values(16);
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savepoint my_savepoint;
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insert into t1 values(17);
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insert into t2 select * from t1;
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rollback to savepoint my_savepoint;
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insert into t1 values(18);
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commit;
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select a from t1 order by a;
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a
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16
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18
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t1
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Xid 1 # COMMIT /* xid= */
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delete from t1;
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delete from t2;
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alter table t2 type=MyISAM;
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insert into t1 values (1);
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begin;
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select * from t1 for update;
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a
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1
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select (@before:=unix_timestamp())*0;
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(@before:=unix_timestamp())*0
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0
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begin;
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select * from t1 for update;
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insert into t2 values (20);
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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select (@after:=unix_timestamp())*0;
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(@after:=unix_timestamp())*0
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0
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select (@after-@before) >= 2;
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(@after-@before) >= 2
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1
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drop table t1,t2;
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commit;
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begin;
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create temporary table ti (a int) engine=innodb;
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rollback;
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Warnings:
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Warning 1196 Some non-transactional changed tables couldn't be rolled back
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insert into ti values(1);
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set autocommit=0;
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create temporary table t1 (a int) engine=myisam;
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commit;
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insert t1 values (1);
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rollback;
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Warnings:
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Warning 1196 Some non-transactional changed tables couldn't be rolled back
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create table t0 (n int);
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insert t0 select * from t1;
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set autocommit=1;
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insert into t0 select GET_LOCK("lock1",null);
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set autocommit=0;
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create table t2 (n int) engine=innodb;
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insert into t2 values (3);
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select get_lock("lock1",60);
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get_lock("lock1",60)
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1
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show binlog events from 102;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 102 Query 1 # use `test`; BEGIN
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master-bin.000001 170 Table_map 1 # test.t1
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master-bin.000001 209 Write_rows 1 #
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master-bin.000001 243 Table_map 1 # test.t1
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master-bin.000001 282 Write_rows 1 #
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master-bin.000001 316 Xid 1 # COMMIT /* xid= */
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master-bin.000001 343 Table_map 1 # test.t1
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master-bin.000001 382 Query 1 # use `test`; delete from t1
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master-bin.000001 459 Xid 1 # COMMIT /* xid= */
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master-bin.000001 486 Table_map 1 # test.t2
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master-bin.000001 525 Query 1 # use `test`; delete from t2
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master-bin.000001 602 Xid 1 # COMMIT /* xid= */
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master-bin.000001 629 Query 1 # use `test`; alter table t2 type=MyISAM
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master-bin.000001 718 Table_map 1 # test.t1
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master-bin.000001 757 Write_rows 1 #
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master-bin.000001 791 Xid 1 # COMMIT /* xid= */
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master-bin.000001 818 Query 1 # use `test`; BEGIN
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master-bin.000001 886 Table_map 1 # test.t1
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master-bin.000001 925 Write_rows 1 #
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master-bin.000001 954 Xid 1 # COMMIT /* xid= */
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master-bin.000001 981 Query 1 # use `test`; drop table t1,t2
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master-bin.000001 1060 Query 1 # use `test`; create table t0 (n int)
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master-bin.000001 1146 Table_map 1 # test.t0
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master-bin.000001 1185 Write_rows 1 #
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master-bin.000001 1219 Table_map 1 # test.t0
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master-bin.000001 1258 Write_rows 1 #
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master-bin.000001 1292 Query 1 # use `test`; create table t2 (n int) engine=innodb
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do release_lock("lock1");
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drop table t0,t2;
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