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