INSERT INTO UnivSystemMessage ( systemMessageId, title, content, sysMessPic, created, status ) Values ( #{systemMessageId}, #{title}, #{content}, #{sysMessPic},current_timestamp, #{status} ) UPDATE UnivSystemMessage SET systemMessageId = #{systemMessageId}, title = #{title}, content = #{content}, sysMessPic = #{sysMessPic}, created = #{created}, status = #{status} WHERE systemMessageId = #{systemMessageId} SELECT systemMessageId , title , content , sysMessPic , created , status FROM UnivSystemMessage WHERE systemMessageId = #{systemMessageId} SELECT nextval('seq_univsystemMessageId') ; SELECT systemMessageId , title , content , sysMessPic , created , status FROM UnivSystemMessage WHERE status = 1 ORDER BY systemMessageId DESC LIMIT 10 SELECT COUNT(*) FROM UnivSystemMessage WHERE status = 1 SELECT systemMessageId , title , content , sysMessPic , created , status FROM UnivSystemMessage WHERE status = 1 ORDER BY systemMessageId DESC LIMIT #{pageSize} OFFSET #{offset}