mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 20:42:30 +01:00
22 lines
527 B
Text
22 lines
527 B
Text
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CREATE TABLE t1(a INT);
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SELECT GET_LOCK("l1", 0);
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GET_LOCK("l1", 0)
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1
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connect con1,localhost,root,,;
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LOCK TABLES t1 WRITE;
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connection default;
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set debug_sync='mdl_acquire_lock_wait SIGNAL ftwrl';
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FLUSH TABLES WITH READ LOCK;
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connection con1;
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set debug_sync='now WAIT_FOR ftwrl';
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SELECT GET_LOCK("l1", 1000);
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ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
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disconnect con1;
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connection default;
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SELECT RELEASE_LOCK("l1");
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RELEASE_LOCK("l1")
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1
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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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