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622e9e8a7a
Replaced debug to debug_dbug on 10.1 on galera suite. Nothing to do in wsrep and galera_3nodes suites.
32 lines
994 B
Text
32 lines
994 B
Text
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1)) engine=innodb;
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CREATE TABLE t2 (f1 INTEGER PRIMARY KEY, f2 CHAR(1)) engine=innodb;
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INSERT INTO t1 VALUES (1, 'a');
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INSERT INTO t1 VALUES (2, 'a');
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SET AUTOCOMMIT=ON;
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START TRANSACTION;
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UPDATE t1 SET f2 = 'b' WHERE f1 = 1;
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LOCK TABLE t2 WRITE;
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SET @@debug_dbug = "d,sync.wsrep_before_mdl_wait";
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SELECT * FROM t2;;
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SET @@debug_dbug = "d,sync.wsrep_after_BF_victim_lock";
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UPDATE t1 SET f2 = 'c' WHERE f1 = 1;
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SET @@debug_dbug = "";
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SET DEBUG_SYNC = "now SIGNAL signal.wsrep_before_mdl_wait";
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SET DEBUG_SYNC = "now SIGNAL signal.wsrep_after_BF_victim_lock";
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UNLOCK TABLES;
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ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
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SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'a';
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COUNT(*) = 1
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1
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SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'c';
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COUNT(*) = 1
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1
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SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'a';
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COUNT(*) = 1
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1
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SELECT COUNT(*) = 1 FROM t1 WHERE f2 = 'c';
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COUNT(*) = 1
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1
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DROP TABLE t1;
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DROP TABLE t2;
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SET DEBUG_SYNC = "RESET";
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