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CREATE TABLE t1 ( a int PRIMARY KEY, b varchar(255) ) ENGINE = NDB; INSERT INTO t1 VALUES (1, "MySQL Server with NDB"); INSERT INTO t1 (a, b) VALUES (11, "Barrier effect"); INSERT INTO t1 (a, b) VALUES (12, "The third row"), (37, "And of course number 37"); SELECT * FROM t1 WHERE a = 1; a b 1 MySQL Server with NDB UPDATE t1 SET b = CONCAT(b, " test") WHERE a = 1; SELECT * FROM t1 WHERE a = 1; a b 1 MySQL Server with NDB test REPLACE t1 (a, b) VALUES (12, "Another layer"); SELECT * FROM t1 WHERE a = 12 ORDER BY a; a b 12 Another layer DELETE FROM t1 WHERE a = 11; SELECT COUNT(*) FROM t1; COUNT(*) 3 SELECT b FROM t1 WHERE b LIKE "MySQL%"; b MySQL Server with NDB test DELETE FROM t1 ORDER BY b DESC; DROP TABLE t1;