USE test; -- This file contains queries that can be used to check table consistency after running the stress_tx_rr test suite. -- Contains a mix of queries used throughout the actual test suite. -- When server is running, run this script e.g. like this: -- ./bin/mysql -v -u root -h 127.0.0.1 < mysql-test/suite/engines/rr_trx/check_consistency.sql CHECK TABLE t1; ANALYZE TABLE t1; -- Sum of all integers that are part of the test data should be 0 SELECT SUM(`int1` + `int1_key` + `int1_unique` + `int2` + `int2_key` + `int2_unique`) AS TotalSum FROM t1; -- No uncommitted data should be visible to a REPEATABLE-READ transaction SELECT * FROM t1 WHERE `is_uncommitted` = 1; -- No rows marked as consistent should have row-sum not equal to 0 SELECT * FROM t1 WHERE @sum:=`int1` + `int1_key` + `int1_unique` + `int2` + `int2_key` + `int2_unique` <> 0 AND `is_consistent` = 1; -- Check the table count. SHOULD NOT BE 0. SELECT COUNT(*) FROM t1; -- The count of rows with pk divisible by 5 should be constant. -- (less useful when there is no concurrency, though) SELECT COUNT(*) FROM t1 WHERE `pk` MOD 5 = 0 AND `pk` BETWEEN 1 AND 1000; -- Check statistics (any number is OK, we are only looking for an impractical amount of errors SELECT * FROM statistics;