# # DELETE LIMIT should not cause any issues with row-based Galera replication # regardless of the order in which the rows were deleted # --source include/galera_cluster.inc --source include/have_innodb.inc # # With a PK # --connection node_1 CREATE TABLE ten (f1 INTEGER) Engine=InnoDB; INSERT INTO ten VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) Engine=InnoDB; INSERT INTO t1 SELECT f1 FROM ten ORDER BY RAND(); --connection node_2 DELETE FROM t1 ORDER BY RAND() LIMIT 5; --let $sum_remaining = `SELECT SUM(f1) FROM t1` --let $max_remaining = `SELECT MAX(f1) FROM t1` --connection node_1 --disable_query_log --eval SELECT (SELECT SUM(f1) FROM t1) = $sum_remaining AS sum_matches; --eval SELECT f1 = $max_remaining AS max_matches FROM t1 WHERE f1 = $max_remaining; --enable_query_log DROP TABLE t1; # # Without a PK # CREATE TABLE t2 (f1 INTEGER) Engine=InnoDB; INSERT INTO t2 SELECT f1 FROM ten ORDER BY RAND(); --connection node_2 DELETE FROM t2 ORDER BY RAND() LIMIT 5; --let $sum_remaining = `SELECT SUM(f1) FROM t2` --let $max_remaining = `SELECT MAX(f1) FROM t2` --connection node_1 --disable_query_log --eval SELECT (SELECT SUM(f1) FROM t2) = $sum_remaining AS sum_matches; --eval SELECT f1 = $max_remaining AS max_matches FROM t2 WHERE f1 = $max_remaining; --enable_query_log DROP TABLE t2; DROP TABLE ten;