Re: Query Help
От | Yury Don |
---|---|
Тема | Re: Query Help |
Дата | |
Msg-id | 1593069435.20001227220107@vpcit.ru обсуждение исходный текст |
Ответ на | Query Help ("Brian C. Doyle" <bcdoyle@mindspring.com>) |
Список | pgsql-sql |
Hello Brian, Wednesday, December 27, 2000, 9:20:53 PM, you wrote: BCD> What do I have to do a query where information in table1 is not in table2 BCD> I am looking for something like BCD> Select table1.firstname where table1.firstname is not in table2.firstname BCD> and table2.date='yesterday' BCD> I tried BCD> Select table1.firstname where table1.firstname != table2.firstname and BCD> table2.date='yesterday' BCD> and that did not work just listed everyone.... If I understand correctly Select table1.firstname from table1 where not exists (select table2.firstname from table2 where table1.firstname = table2.firstname and table2.date='yesterday') -- Best regards,Yury mailto:yura@vpcit.ru
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