mirror of
https://github.com/MariaDB/server.git
synced 2025-02-04 21:02:17 +01:00
60 lines
1.4 KiB
Text
60 lines
1.4 KiB
Text
connection node_2;
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connection node_1;
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CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;
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CREATE TABLE t2 (f1 INTEGER) ENGINE=InnoDB;
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SET SESSION wsrep_sync_wait = 0;
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connection node_1;
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SET DEBUG_SYNC= 'RESET';
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SET DEBUG_SYNC = 'alter_table_before_open_tables SIGNAL before_open_tables WAIT_FOR continue';
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ALTER TABLE t1 ADD COLUMN f2 INTEGER;;
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connection node_1a;
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SET DEBUG_SYNC= 'now WAIT_FOR before_open_tables';
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SET wsrep_retry_autocommit=0;
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SELECT COUNT(*) = 0 FROM t1;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 0 FROM t2;
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COUNT(*) = 0
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1
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INSERT INTO t1 VALUES (1);;
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connection node_1c;
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SET SESSION wsrep_sync_wait = 0;
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SET AUTOCOMMIT=OFF;
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START TRANSACTION;
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SELECT COUNT(*) = 0 FROM t1;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 0 FROM t2;
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COUNT(*) = 0
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1
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INSERT INTO t2 VALUES (1);
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COMMIT;;
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connection node_1b;
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SET SESSION wsrep_sync_wait = 0;
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SELECT COUNT(*) = 0 FROM t2;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE INFO = 'Commit';
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COUNT(*) = 1
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1
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SET DEBUG_SYNC= 'now SIGNAL continue';
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connection node_1a;
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ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
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connection node_1c;
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connection node_1;
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SELECT COUNT(*) = 0 FROM t1;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 1 FROM t2;
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COUNT(*) = 1
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1
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SET debug_sync='RESET';
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connection node_2;
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SELECT COUNT(*) = 0 FROM t1;
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COUNT(*) = 0
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1
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SELECT COUNT(*) = 1 FROM t2;
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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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