scheme id, scheme_name,upload_time,file_url, type,is_delete,create_time,update_time #{schemeName},#{uploadTime},#{fileUrl},#{type},#{isDelete},now(),now() scheme_name = #{schemeName}, upload_time =#{uploadTime}, file_url =#{fileUrl}, type =#{type}, is_delete =#{isDelete}, update_time =now() id = #{id} and scheme_name = #{schemeName} and upload_time =#{uploadTime} and file_url =#{fileUrl} and type =#{type} and is_delete =#{isDelete} and create_time >= #{createTime} and #{updateTime} >= update_time insert into () value( ) UPDATE id = #{id}