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--echo # --echo # Bug #21025880 DUPLICATE UK VALUES IN READ-COMMITTED(AGAIN) --echo # --source include/have_innodb.inc --source include/have_debug.inc --source include/have_debug_sync.inc let i=0; while ($i <=1 ) { CREATE TABLE t1 ( a INT NOT NULL, b INT NOT NULL, PRIMARY KEY(b), UNIQUE KEY(a)) ENGINE=INNODB; SET @old_innodb_stats_auto_recalc = @@innodb_stats_auto_recalc; SET GLOBAL innodb_stats_auto_recalc = OFF; # Block purge SET GLOBAL innodb_purge_stop_now = ON; SET @old_tx_isolation = @@tx_isolation; SET GLOBAL tx_isolation = 'READ-COMMITTED'; SET @old_innodb_lock_wait_timeout = @@innodb_lock_wait_timeout; SET GLOBAL innodb_lock_wait_timeout = 1; --connect(con1,localhost,root,,) --connect(con2,localhost,root,,) --connection con1 # Create and delete-mark an index record INSERT INTO t1 VALUES (1,1),(2,2); DELETE FROM t1; SET debug_sync = 'row_ins_sec_index_entry_dup_locks_created SIGNAL con1_locks_done WAIT_FOR con1_go'; SET debug_sync = 'ha_commit_trans_after_acquire_commit_lock SIGNAL con1_insert_done WAIT_FOR con1_finish'; --send if ($i == 0) { REPLACE INTO t1 VALUES (1,2); } if ( $i == 1) { INSERT INTO t1 values (1,2) ON DUPLICATE KEY UPDATE a=2; } --connection con2 SET debug_sync = 'now WAIT_FOR con1_locks_done'; SET debug_sync = 'lock_wait_suspend_thread_enter SIGNAL con2_blocked WAIT_FOR con2_go'; SET debug_sync = 'ha_commit_trans_after_acquire_commit_lock SIGNAL con2_insert_done WAIT_FOR con2_finish'; SET debug_sync = 'ib_after_row_insert SIGNAL con2_insert_done'; --send REPLACE INTO t1 VALUES (1,3); --connection default SET debug_sync = 'now WAIT_FOR con2_blocked'; SET GLOBAL innodb_purge_run_now=ON; # Wait for purge to delete the delete-marked record let $wait_condition= SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME='INNODB_PURGE_TRX_ID_AGE' AND VARIABLE_VALUE=2; --source include/wait_condition.inc SET debug_sync = 'now SIGNAL con2_go WAIT_FOR con2_insert_done'; SET debug_sync = 'now SIGNAL con1_go WAIT_FOR con1_insert_done'; SET debug_sync = 'now SIGNAL con1_finish'; SET debug_sync = 'now SIGNAL con2_finish'; --connection con1 --reap --connection con2 --error 0,ER_LOCK_WAIT_TIMEOUT --reap --connection default --disconnect con1 --disconnect con2 SELECT * FROM t1; CHECK TABLE t1; DROP TABLE t1; SET GLOBAL innodb_stats_auto_recalc = @old_innodb_stats_auto_recalc; SET GLOBAL tx_isolation = @old_tx_isolation; SET GLOBAL innodb_lock_wait_timeout = @old_innodb_lock_wait_timeout; # Clean up resources used in this test case. --disable_warnings SET DEBUG_SYNC= 'RESET'; --enable_warnings --inc $i }