實(shí)際使用: update `blade`.`dicom_study` c set `c`.`data_submit_date`='2022-05-16 14:20:43' where `c`.`id` IN (select `b`.`id` from (select `a`.`id` from `blade`.`dicom_study` as a where `a`.`data_submit_date` is not null limit 0,5) b)