INSERT INTO notifications (uuid,data,created_at) VALUES (#{uuid},#{data},#{createdAt}) delete from notifications where uuid=#{uuid} select count(1) from notifications select uuid, data, created_at from notifications order by created_at asc limit #{count} select top (#{count}) uuid, data, created_at from notifications order by created_at asc select * from (select uuid, data, created_at from notifications order by created_at asc ) where rownum <= #{count}