select rid, rname, rremark from role and rname like concat('%', #{rname}, '%') and rremark = #{rremark} where rid = #{rid} insert into role rname, rremark, #{rname}, #{rremark}, update role rname = #{rname}, rremark = #{rremark}, where rid = #{rid} delete from role where rid = #{rid} delete from role where rid in #{rid}