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https://github.com/MariaDB/server.git
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48 lines
1.5 KiB
Text
48 lines
1.5 KiB
Text
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
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CREATE TABLE t2 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
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INSERT INTO t1 VALUES (1, 'a');
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INSERT INTO t1 VALUES (2, 'a');
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connection node_1;
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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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connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1;
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connection node_1a;
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LOCK TABLE t2 WRITE;
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connection node_1;
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SET GLOBAL DEBUG = "d,sync.wsrep_before_mdl_wait";
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Warnings:
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Warning 1287 '@@debug' is deprecated and will be removed in a future release. Please use '@@debug_dbug' instead
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SELECT * FROM t2;;
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connection node_1a;
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SET GLOBAL DEBUG = "d,sync.wsrep_after_BF_victim_lock";
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Warnings:
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Warning 1287 '@@debug' is deprecated and will be removed in a future release. Please use '@@debug_dbug' instead
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connection node_2;
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UPDATE t1 SET f2 = 'c' WHERE f1 = 1;
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connection node_1a;
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SET GLOBAL DEBUG = "";
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Warnings:
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Warning 1287 '@@debug' is deprecated and will be removed in a future release. Please use '@@debug_dbug' instead
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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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connection node_1;
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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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connection node_2;
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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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connection node_1a;
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SET DEBUG_SYNC = "RESET";
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