82 lines
1.8 KiB
Plaintext
82 lines
1.8 KiB
Plaintext
--echo #
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--echo # Bug#27189701 INNODB: EARLY RELEASE OF GAP LOCKS FOR RC
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--echo # ISOLATION [XA PREPARE]
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--echo #
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--source include/have_debug.inc
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--source include/have_debug_sync.inc
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--source include/count_sessions.inc
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--source suite/innodb/include/force_cats.inc
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CREATE TABLE t1 (col1 INT PRIMARY KEY, col2 int);
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--echo Connection: default
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SET DEBUG='+d,ib_force_release_gap_lock_prepare';
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--echo # 1.Test GAP lock only on supremum record
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XA START 'lock_trx';
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SELECT * FROM t1;
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--echo # Update empty table acquire GAP lock on supremum
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UPDATE t1 SET col2 = 100 where col1 = 10;
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connect (con1,localhost,root);
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--echo Connection: con1
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SET DEBUG_SYNC = 'lock_wait_will_wait SIGNAL con1_will_wait';
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--send INSERT INTO t1 values(10, 100)
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connection default;
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SET DEBUG_SYNC = 'now WAIT_FOR con1_will_wait';
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--echo Connection: default
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XA END 'lock_trx';
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XA PREPARE 'lock_trx';
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connection con1;
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--echo Connection: con1
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--reap
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INSERT INTO t1 values(20, 200);
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SELECT * FROM t1 ORDER BY col1;
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connection default;
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--echo Connection: default
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XA COMMIT 'lock_trx';
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--echo # 2.Test GAP lock on multiple records
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XA START 'lock_trx_1';
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--echo # Update table acquire GAP lock on all rows
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UPDATE t1 SET col2 = col2 + 1;
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connection con1;
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--echo Connection: con1
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--send INSERT INTO t1 values(5, 50)
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connection default;
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--echo Connection: default
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XA END 'lock_trx_1';
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XA PREPARE 'lock_trx_1';
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connection con1;
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--echo Connection: con1
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--reap
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INSERT INTO t1 values(15, 150);
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INSERT INTO t1 values(25, 150);
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SELECT * FROM t1 ORDER BY col1;
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disconnect con1;
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connection default;
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--echo Connection: default
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XA COMMIT 'lock_trx_1';
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SELECT * FROM t1 ORDER BY col1;
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SET DEBUG='-d,ib_force_release_gap_lock_prepare';
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DROP TABLE t1;
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--source suite/innodb/include/discourage_cats.inc
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--source include/wait_until_count_sessions.inc
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