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72 lines
2 KiB
Text
72 lines
2 KiB
Text
--source include/galera_cluster.inc
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--source include/have_innodb.inc
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#
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# Test the effect of DDL on a concurrent SR transaction
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#
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--connection node_1
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CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=InnoDB;
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SET SESSION wsrep_trx_fragment_size = 1;
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SET AUTOCOMMIT=OFF;
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START TRANSACTION;
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INSERT INTO t1 VALUES (1, 1);
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INSERT INTO t1 VALUES (2, 2);
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INSERT INTO t1 VALUES (3, 3);
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INSERT INTO t1 VALUES (4, 4);
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INSERT INTO t1 VALUES (5, 5);
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--connection node_2
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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--let $wait_condition = SELECT COUNT(*) = 5 FROM t1;
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--source include/wait_condition.inc
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--let $wait_condition = SELECT COUNT(*) = 5 FROM mysql.wsrep_streaming_log;
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--source include/wait_condition.inc
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SELECT COUNT(*) AS EXPECT_5 FROM mysql.wsrep_streaming_log;
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ALTER TABLE t1 DROP COLUMN f2;
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# SR applied before the DDL is no longer visible
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SELECT COUNT(*) AS EXPECT_0 FROM t1;
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SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
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--connection node_1
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# Transaction can not continue due to DDL, implicit ROLLBACK
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--error ER_LOCK_DEADLOCK
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INSERT INTO t1 VALUES (6, 6);
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--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
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--source include/wait_condition.inc
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SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
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# DDL is now in effect
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--error ER_WRONG_VALUE_COUNT_ON_ROW
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INSERT INTO t1 VALUES (6, 6);
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# But it should be possible to reissue the transaction
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START TRANSACTION;
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INSERT INTO t1 VALUES (1);
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INSERT INTO t1 VALUES (2);
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INSERT INTO t1 VALUES (3);
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INSERT INTO t1 VALUES (4);
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INSERT INTO t1 VALUES (5);
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--connection node_2
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SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
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--let $wait_condition = SELECT COUNT(*) = 5 FROM t1;
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--source include/wait_condition.inc
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--connection node_1
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COMMIT;
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--connection node_2
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set global wsrep_sync_wait=15;
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SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
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SELECT COUNT(*) AS EXPECT_5 FROM t1;
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SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
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DROP TABLE t1;
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