INSERT INTO UseHelp ( useHelpId, title, description, importance, useHelpPic, status ) Values ( #{useHelpId}, #{title}, #{description}, #{importance}, #{useHelpPic}, #{status} ) UPDATE UseHelp SET useHelpId = #{useHelpId}, title = #{title}, description = #{description}, importance = #{importance}, useHelpPic = #{useHelpPic}, status = #{status} where useHelpId=#{useHelpId} SELECT useHelpId , title , description , importance , useHelpPic , status FROM UseHelp WHERE useHelpId=#{useHelpId} SELECT nextval('seq_useHelpId') ; SELECT count(*) as howmuch FROM UseHelp WHERE status = 1 SELECT useHelpId , title , description , importance , useHelpPic , status FROM UseHelp WHERE status = 1 ORDER BY importance desc , useHelpId asc