drop database if exists test; create database test; use test; CREATE TABLE `checksum_test` ( `id` varchar(255) NOT NULL, `date` date DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB; INSERT INTO `checksum_test` VALUES ('Apple', '2011-03-03'), ('banana', '2011-03-01'), ('orange', '2011-03-01'), ('grape', '2011-03-01'), ('kiwi', '2011-03-01'), ('strawberry', '2011-03-02'), ('peach', '2011-03-02'), ('mango', '2011-03-02'), ('tomato', '2011-03-02'), ('nectarine', '2011-03-02'), ('pear', '2011-03-01'), ('lemon', '2011-03-03'), ('lime', '2011-03-03'), ('pineapple', '2011-03-03'), ('raspberry', '2011-03-03');