CREATE TABLE IF NOT EXISTS `map_grid_relation` ( `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, `grid_id` char(36) DEFAULT NULL COMMENT '网格ID', `relation_id` char(36) DEFAULT NULL COMMENT '关联ID', `gmt_create` datetime DEFAULT NULL COMMENT '创建时间', PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='网格关联表'; INSERT INTO map_grid_relation( grid_id, relation_id, gmt_create ) VALUES( #{gridId}, #{relationId} #{gmtCreate} ) DELETE FROM map_grid_relation grid_id = #{gridId} AND grid_id IN #{gridIds[${index}]} AND relation_id = #{relationId}