select id, title, content, grade_ids, sender, create_by, create_time, update_by, update_time from srs_notification
select grade_id, grade_name, grade_code, status, create_by, create_time, update_by, update_time from srs_grade
insert into srs_notification
title,content,grade_ids,sender,create_by,create_time,update_by,update_time,#{title},#{content},#{gradeIds},#{sender},#{createBy},#{createTime},#{updateBy},#{updateTime},
update srs_notification
title = #{title},content = #{content},grade_ids = #{gradeIds},sender = #{sender},create_by = #{createBy},create_time = #{createTime},update_by = #{updateBy},update_time = #{updateTime},
where id = #{id}
delete from srs_notification where id = #{id}
delete from srs_notification where id in
#{id}
insert into cph_msg (sender, receiver, content, create_time)
values
(#{item.sender}, #{item.receiver}, #{item.content}, #{item.createTime})
delete from cph_msg where (content, sender, create_time) in
(#{item.content}, #{item.sender}, #{item.createTime})
update cph_msg
set content = #{newList[0].content}
where content = #{oldList[0].content}
and sender = #{oldList[0].sender}
and create_time = #{oldList[0].createTime}