insert into file_user (`id`,`deleted`,`create_time`,`update_time`,`upload_id`,`upload_by`,`file_id`,`activate`) values (#{id},#{deleted},#{createTime},#{updateTime},#{uploadId},#{uploadBy},#{fileId},#{activate}) update file_user set update_time=now(),activate=1 where upload_id=#{uploadId} select activate from file_user where upload_id=#{uploadId} select * from file_user where file_id=#{fileId} and upload_by=#{userId} select * from file_user where upload_id=#{uploadId} and upload_by=#{userId} select fileInfo.* from file_info fileInfo inner join file_user fileUser on fileUser.file_id=fileInfo.file_id and fileUser.upload_id=#{uploadId}