Re: Joined deletes but one table being a subquery.
От | Rajesh Kumar Mallah |
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Тема | Re: Joined deletes but one table being a subquery. |
Дата | |
Msg-id | 200308231500.37736.mallah@trade-india.com обсуждение исходный текст |
Ответ на | Re: Joined deletes but one table being a subquery. (Tomasz Myrta <jasiek@klaster.net>) |
Ответы |
Re: Joined deletes but one table being a subquery.
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Список | pgsql-sql |
I apologize for the silence. t_a as been created as CREATE TABLE t_a as SELECT userid,category_id from eyp_listing where userid=21742 and size ilike '%WEBFL%' EXCEPT SELECT userid,category_id from company_export_profile where userid=21742 ; so the subquery is basically ( SELECT userid,category_id from eyp_listing where userid=21742 and size ilike '%WEBFL%' EXCEPT SELECT userid,category_idfrom company_export_profilewhere userid=21742 ) regds mallah. On Friday 22 Aug 2003 3:53 pm, Tomasz Myrta wrote: > > Hi Folks, > > > > DELETE from eyp_listing where userid=t_a.userid and > > category_id=t_a.category_id; such queries work perfectly. > > > > but if t_a is a subquery how to accomplish the delete. > > What kind of subquery it is? Exist/Not exist doesn't work? > > Regards, > Tomasz Myrta > > > ---------------------------(end of broadcast)--------------------------- > TIP 5: Have you checked our extensive FAQ? > > http://www.postgresql.org/docs/faqs/FAQ.html
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