52 lines
1.2 KiB
Plaintext
52 lines
1.2 KiB
Plaintext
# Scenario:
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# T1=({R(B), W(B)})
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# T2=({R(B), W(B), C}, HIGH_PRIORITY).
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#
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# Outcome: T1 must abort, T2 must commit.
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--source include/count_sessions.inc
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CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY) ENGINE=InnoDB;
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INSERT INTO t1 VALUES (0);
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--connect(con1,localhost,root,,test)
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--connect(con2,localhost,root,,test)
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--echo
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--echo # On connection 1
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--connection con1
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START TRANSACTION;
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UPDATE t1 SET c1=1 WHERE c1=0;
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--echo
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--echo # On connection 2
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--connection con2
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--source include/start_transaction_high_prio.inc
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UPDATE t1 SET c1=2 WHERE c1=0;
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COMMIT;
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--disconnect con2
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--echo
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--echo # On connection 1
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--connection con1
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--error ER_ERROR_DURING_COMMIT
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COMMIT;
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--disconnect con1
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--connection default
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--let $assert_text= 'There is a 2 in t1'
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--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 2, count, 1] = 1
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--source include/assert.inc
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--let $assert_text= 'There is no 1 in t1'
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--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 1, count, 1] = 0
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--source include/assert.inc
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--let $assert_text= 'There is no 0 in t1'
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--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 0, count, 1] = 0
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--source include/assert.inc
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DROP TABLE t1;
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--source include/wait_until_count_sessions.inc
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