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DROP TABLE IF EXISTS t1; # Establish connection con1 (user=root) # Establish connection con2 (user=root) ### Test 1: ### - While a consistent snapshot transaction is executed, ### no external inserts should be visible to the transaction. # Switch to connection con1 CREATE TABLE t1 (a INT) ENGINE=innodb; START TRANSACTION WITH CONSISTENT SNAPSHOT; # Switch to connection con2 INSERT INTO t1 VALUES(1); # Switch to connection con1 SELECT * FROM t1; a COMMIT; ### Test 2: ### - For any non-consistent snapshot transaction, external ### committed inserts should be visible to the transaction. DELETE FROM t1; START TRANSACTION; # Switch to connection con2 INSERT INTO t1 VALUES(1); # Switch to connection con1 SELECT * FROM t1; a 1 COMMIT; ### Test 3: ### - Bug#44664: valgrind warning for COMMIT_AND_CHAIN and ROLLBACK_AND_CHAIN ### Chaining a transaction does not retain consistency level. START TRANSACTION WITH CONSISTENT SNAPSHOT; DELETE FROM t1; COMMIT WORK AND CHAIN; # Switch to connection con2 INSERT INTO t1 VALUES(1); # Switch to connection con1 SELECT * FROM t1; a 1 COMMIT; # Switch to connection default + close connections con1 and con2 DROP TABLE t1;