oracle 关联表更新操作?update mds_jg_info aset video是where exists(select * from mds_jg_video b w
oracle 关联表更新操作
?
update mds_jg_info aset video='是'where exists(select * from mds_jg_video b where a.pkid=b.dwid)
oracle 关联表更新操作
?
update mds_jg_info aset video='是'where exists(select * from mds_jg_video b where a.pkid=b.dwid)