select id, res_id, type, img, sort, create_at, del_flag from mall_img and res_id = #{resId} and type = #{type} where id = #{id} select img from mall_img where res_id = #{resId} and type = #{type} insert into mall_img res_id, type, img, sort, create_at, del_flag, #{resId}, #{type}, #{img}, #{sort}, #{createAt}, #{delFlag}, update mall_img res_id = #{resId}, type = #{type}, img = #{img}, sort = #{sort}, create_at = #{createAt}, del_flag = #{delFlag}, where id = #{id} delete from mall_img where id = #{id} delete from mall_img where id in #{id} delete from mall_img where res_id = #{resId} and type = #{type}; delete from mall_img where res_id = #{item.id} insert into mall_img res_id, type, img, sort, create_at, del_flag, #{item.resId}, #{item.type}, #{item.img}, #{item.sort}, #{item.createAt}, #{item.delFlag},