select id, channelid, signid, sign, createtime from sms_channel_sign_id and channelid = #{reqVO.channelid} and signid like concat('%', #{reqVO.signid}, '%') and sign like concat('%', #{reqVO.sign}, '%') order by id desc select id, channelid, signid, sign, createtime from sms_channel_sign_id where id = #{id} limit 1 select id, channelid, signid, sign, createtime from sms_channel_sign_id where channelid = #{channelid} and signid = #{signid} limit 1 select id, channelid, signid, sign, createtime from sms_channel_sign_id where channelid = #{channelid} and signid = #{signid} and id != #{id} limit 1 insert into sms_channel_sign_id(signid, channelid, sign, createtime) values (#{reqVO.signid}, #{reqVO.channelid}, #{reqVO.sign}, now()) update sms_channel_sign_id set signid = #{reqVO.signid}, channelid = #{reqVO.channelid}, sign = #{reqVO.sign} where id = #{reqVO.id} delete from sms_channel_sign_id where id = #{id}