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# ==== Initialize ==== CREATE TABLE t1 (a INT); CREATE TABLE t2 (a INT); PREPARE stmt1 FROM 'INSERT INTO t1 VALUES (1)'; CREATE PROCEDURE p1 () BEGIN INSERT INTO t2 VALUES(2); END $ CREATE PROCEDURE p2 () BEGIN EXECUTE stmt1; END $ # ==== Case 1 ==== # Test case to verify gtid_next update with prepared statement re-prepare. SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:1'; BEGIN; EXECUTE stmt1; COMMIT; SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:2'; TRUNCATE TABLE t1; SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:3'; # Without fix, following statement execution fails. EXECUTE stmt1; # ==== Case 2 ==== # Test case to verify gtid_next update with stored procedure statement # re-prepare. SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:4'; CALL p1(); SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:5'; TRUNCATE TABLE t2; SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:6'; # Without fix, following statement execution fails. CALL p1(); # ==== Case 3 ==== # Test case to verify gtid_next update with prepared statement re-prepare # in stored procedure. SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:7'; CALL p2(); SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:8'; TRUNCATE TABLE t1; SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:9'; # Without fix, following statement execution fails. CALL p2(); # === Case 4 === # Test case to verify gtid_next update with prepared statement max # re-prepare attempt hits. SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:10'; TRUNCATE TABLE t1; # Adding debug point 'simulate_max_reprepare_attempts_hit_case' to @@SESSION.debug SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:11'; # Error is reported when max re-prepare limit is hit. Transaction is # rolled back and gtid_next is updated. EXECUTE stmt1; ERROR HY000: Prepared statement needs to be re-prepared INSERT INTO t1 VALUES(10); ERROR HY000: When @@SESSION.GTID_NEXT is set to a GTID, you must explicitly set it to a different value after a COMMIT or ROLLBACK. Please check GTID_NEXT variable manual page for detailed explanation. Current @@SESSION.GTID_NEXT is 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:11'. # === Case 5 === # Test case to verify gtid_next update with stored procedure statement # max re-prepare attempt hits. SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:12'; TRUNCATE TABLE t2; SET gtid_next = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:13'; # Error is reported when max re-prepare limit is hit. Transaction is # rolled back and gtid_next is updated. CALL p1; ERROR HY000: Prepared statement needs to be re-prepared INSERT INTO t2 VALUES(10); ERROR HY000: When @@SESSION.GTID_NEXT is set to a GTID, you must explicitly set it to a different value after a COMMIT or ROLLBACK. Please check GTID_NEXT variable manual page for detailed explanation. Current @@SESSION.GTID_NEXT is 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:13'. # ==== Cleanup ==== SET gtid_next = DEFAULT; # Removing debug point 'simulate_max_reprepare_attempts_hit_case' from @@SESSION.debug DEALLOCATE PREPARE stmt1; DROP TABLE t1, t2; DROP PROCEDURE p1; DROP PROCEDURE p2;