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57 lines
1.1 KiB
57 lines
1.1 KiB
SET DEBUG_SYNC='RESET';
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DROP TABLE IF EXISTS t1;
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#
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# Bug#20667 - Truncate table fails for a write locked table
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#
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CREATE TABLE t1 (c1 INT);
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INSERT INTO t1 VALUES (1);
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#
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# connection con1
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HANDLER t1 OPEN;
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#
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# connection default
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LOCK TABLE t1 WRITE;
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SET DEBUG_SYNC='mdl_upgrade_lock SIGNAL waiting';
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TRUNCATE TABLE t1;
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#
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# connection con2
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SET DEBUG_SYNC='now WAIT_FOR waiting';
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KILL QUERY @id;
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#
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# connection default
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ERROR 70100: Query execution was interrupted
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UNLOCK TABLES;
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#
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# connection con1
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# Release shared metadata lock by closing HANDLER.
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HANDLER t1 CLOSE;
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#
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# connection default
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DROP TABLE t1;
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SET DEBUG_SYNC='RESET';
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CREATE TABLE t1 (c1 INT);
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INSERT INTO t1 VALUES (1);
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#
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# connection con1
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START TRANSACTION;
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INSERT INTO t1 VALUES (2);
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#
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# connection default
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SET DEBUG_SYNC='mdl_acquire_lock_wait SIGNAL waiting';
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TRUNCATE TABLE t1;
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#
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# connection con1
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SET DEBUG_SYNC='now WAIT_FOR waiting';
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KILL QUERY @id;
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#
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# connection default
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ERROR 70100: Query execution was interrupted
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#
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# connection con1
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# Release SW lock by committing transaction.
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COMMIT;
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#
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# connection default
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UNLOCK TABLES;
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DROP TABLE t1;
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SET DEBUG_SYNC='RESET';
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