CREATE TABLE `map_grid_point` ( `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, `grid_id` char(36) NOT NULL, `lng` varchar(255) DEFAULT NULL COMMENT '点经度', `lat` varchar(255) DEFAULT NULL COMMENT '点纬度', PRIMARY KEY (`id`), KEY `grid_id` (`grid_id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='网格点'; INSERT INTO map_grid_point( grid_id, lng, lat ) VALUES( #{gridId}, #{lng}, #{lat} ) DELETE FROM map_grid_point WHERE grid_id = #{gridId} grid_id IN #{gridIds[${index}]}