insert into banner(bannerid , bannername , addtime , memo ) values(#{bannerid} , #{bannername} , #{addtime} , #{memo} ) update banner set bannername=#{bannername} , addtime=#{addtime} , memo=#{memo} where bannerid=#{bannerid} delete from banner where bannerid = #{bannerid} select a.* from banner a order by bannerid asc select a.* from banner a where a.bannerid=#{bannerid} order by bannerid desc select a.* from banner a where 1=1 and a.bannername = #{bannername} and a.addtime = #{addtime} and a.memo = #{memo} select a.* from banner a where 1=1 and a.bannername like CONCAT('%', CONCAT(#{bannername}, '%')) and a.addtime like CONCAT('%', CONCAT(#{addtime}, '%')) and a.memo like CONCAT('%', CONCAT(#{memo}, '%'))