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# Scenario: # T1= ({R(Z), R(B)}) # T2= ({R(C), R(B)}) # T3= ({R(B), W(B), C}, HIGH_PRIORITY) # # Outcome: T1 and T2 must abort, T3 must commit. --source include/have_innodb.inc --source include/count_sessions.inc CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY, c2 INT NOT NULL, c3 INT NOT NULL) ENGINE=InnoDB; INSERT INTO t1 VALUES (0, 0, 0); --connect(con1,localhost,root,,test) --connect(con2,localhost,root,,test) --connect(con3,localhost,root,,test) --echo --echo # On connection 1 --connection con1 START TRANSACTION; SELECT c1, c2 FROM t1 WHERE c1=0 LOCK IN SHARE MODE; --echo --echo # On connection 2 --connection con2 START TRANSACTION; SELECT c3, c2 FROM t1 WHERE c1=0 LOCK IN SHARE MODE; --echo --echo # On connection 3 --connection con3 --source include/start_transaction_high_prio.inc UPDATE t1 SET c1=3 WHERE c1=0; COMMIT; --disconnect con3 --echo --echo # On connection 1 --connection con1 --error ER_ERROR_DURING_COMMIT COMMIT; --disconnect con1 --echo --echo # On connection 2 --connection con2 --error ER_ERROR_DURING_COMMIT COMMIT; --disconnect con2 --connection default --let $assert_text= 'There is a 3.0.0 in t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 3 AND t1.c2 = 0 AND t1.c3 = 0, count, 1] = 1 --source include/assert.inc --let $assert_text= 'There is no 0.0.0 in t1' --let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 0 AND t1.c2 = 0 AND t1.c3 = 0, count, 1] = 0 --source include/assert.inc DROP TABLE t1; --source include/wait_until_count_sessions.inc