求助各位大神帮忙，我的sql语句如下
update main a left join basic b on a.holder_job_code = b.if_id set a.holder_job_code = b.id where a.holder_job_code != '0' update main a left join b
update main a left join basic b on a.holder_job_code = b.if_id set a.holder_job_code = b.id where a.holder_job_code != '0' update main a left join b
