delete from base_message where id_=#{id,jdbcType=VARCHAR}
update base_message
title_=#{title,jdbcType=VARCHAR},
content_=#{content,jdbcType=VARCHAR},
sender_id=#{senderId,jdbcType=VARCHAR},
recipient_id=#{recipientId,jdbcType=VARCHAR},
status_=#{status,jdbcType= NUMERIC },
create_by=#{createBy,jdbcType=VARCHAR},
create_time=#{createTime,jdbcType= TIMESTAMP },
update_by=#{updateBy,jdbcType=VARCHAR},
update_time=#{updateTime,jdbcType= TIMESTAMP },
del_flag=#{delFlag,jdbcType= NUMERIC },
where id_=#{id}