mirror of
https://github.com/MariaDB/server.git
synced 2025-01-22 14:54:20 +01:00
75 lines
2.4 KiB
Text
75 lines
2.4 KiB
Text
DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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set @saved_global_binlog_format = @@global.binlog_format;
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set @saved_local_binlog_format = @@session.binlog_format;
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SET GLOBAL BINLOG_FORMAT = STATEMENT;
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SET SESSION BINLOG_FORMAT = STATEMENT;
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CREATE TABLE t1 (a INT);
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CREATE TABLE t2 LIKE t1;
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select @@SESSION.BINLOG_FORMAT;
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@@SESSION.BINLOG_FORMAT
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STATEMENT
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INSERT INTO t1 VALUES(1);
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INSERT INTO t2 VALUES(2);
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#
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# Ensure that INSERT INTO .. SELECT FROM under SBR takes a read
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# lock that will prevent the source table from being modified.
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#
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# con1
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SELECT GET_LOCK('Bug#34306', 120);
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GET_LOCK('Bug#34306', 120)
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1
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# con2
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PREPARE stmt FROM "INSERT INTO t1 SELECT * FROM t2 WHERE GET_LOCK('Bug#34306', 120)";
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EXECUTE stmt;;
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# default
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INSERT INTO t2 VALUES (3);;
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# con1
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SELECT RELEASE_LOCK('Bug#34306');
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RELEASE_LOCK('Bug#34306')
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1
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# con2
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SELECT RELEASE_LOCK('Bug#34306');
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RELEASE_LOCK('Bug#34306')
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1
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# default
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#
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# Ensure that INSERT INTO .. SELECT FROM prepared under SBR does
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# not prevent the source table from being modified if under RBR.
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#
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# con2
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SET SESSION BINLOG_FORMAT = ROW;
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# con1
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SELECT GET_LOCK('Bug#34306', 120);
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GET_LOCK('Bug#34306', 120)
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1
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# con2
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EXECUTE stmt;;
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# default
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# con1
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INSERT INTO t2 VALUES (4);
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SELECT RELEASE_LOCK('Bug#34306');
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RELEASE_LOCK('Bug#34306')
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1
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# con2
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# default
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# Show binlog events
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show binlog events from <binlog_start>;
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Log_name Pos Event_type Server_id End_log_pos Info
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master-bin.000001 # Query # # use `test`; DROP TABLE IF EXISTS t1
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master-bin.000001 # Query # # use `test`; DROP TABLE IF EXISTS t2
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master-bin.000001 # Query # # use `test`; CREATE TABLE t1 (a INT)
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master-bin.000001 # Query # # use `test`; CREATE TABLE t2 LIKE t1
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master-bin.000001 # Query # # use `test`; INSERT INTO t1 VALUES(1)
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master-bin.000001 # Query # # use `test`; INSERT INTO t2 VALUES(2)
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master-bin.000001 # Query # # use `test`; INSERT INTO t1 SELECT * FROM t2 WHERE GET_LOCK('Bug#34306', 120)
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master-bin.000001 # Query # # use `test`; INSERT INTO t2 VALUES (3)
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master-bin.000001 # Query # # use `test`; INSERT INTO t2 VALUES (4)
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master-bin.000001 # Query # # use `test`; BEGIN
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master-bin.000001 # Table_map # # table_id: # (test.t1)
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master-bin.000001 # Write_rows # # table_id: # flags: STMT_END_F
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master-bin.000001 # Query # # use `test`; COMMIT
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DROP TABLE t1;
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DROP TABLE t2;
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SET GLOBAL BINLOG_FORMAT = @saved_global_binlog_format;
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SET SESSION BINLOG_FORMAT = @saved_local_binlog_format;
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