select category_id, category_name, order_num, del_flag, create_by, create_time, update_by, update_time, remark from news_category and category_name like concat('%', #{categoryName}, '%') order by order_num select category_id, category_name from news_category order by order_num where category_id = #{categoryId} insert into news_category category_name, order_num, del_flag, create_by, create_time, update_by, update_time, remark, #{categoryName}, #{orderNum}, #{delFlag}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, #{remark}, update news_category category_name = #{categoryName}, order_num = #{orderNum}, del_flag = #{delFlag}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, remark = #{remark}, where category_id = #{categoryId} delete from news_category where category_id = #{categoryId} delete from news_category where category_id in #{categoryId} select count(*) from news where category_id in #{categoryId}