Re: How to quote date value?
От | |
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Тема | Re: How to quote date value? |
Дата | |
Msg-id | 001701c3b063$e9fb0960$2766f30a@development.greatgulfhomes.com обсуждение исходный текст |
Ответ на | Re: How to quote date value? (Stephan Szabo <sszabo@megazone.bigpanda.com>) |
Список | pgsql-sql |
If you want an explicit date, then cast it like this: SELECT '1/11/2003'::date AS "InvoiceDate"; Terry Fielder Manager Software Development and Deployment Great Gulf Homes / Ashton Woods Homes terry@greatgulfhomes.com Fax: (416) 441-9085 > -----Original Message----- > From: pgsql-sql-owner@postgresql.org > [mailto:pgsql-sql-owner@postgresql.org]On Behalf Of Stephan Szabo > Sent: Friday, November 21, 2003 2:04 PM > To: pgsql-sql@postgresql.org > Subject: Re: [SQL] How to quote date value? > > > > On Fri, 21 Nov 2003, Gaetano Mendola wrote: > > > nobody wrote: > > > I have found it in documentation, it is single quote. But > it does not > > > explain why > > > > > > SELECT '1/11/2003' AS "InvoiceDate"; > > > > > > returns "unknown" data type instead of "date". > > (I haven't seen the original message yet, so I'm replying to a reply) > Date literals are generally written as: > DATE '1/11/2003' > > PostgreSQL will try to guess what type you meant with quoted > strings in > expressions, but in the above there isn't enough context to > do guess that > you meant a date really (it should probably actually be > thought of as a > string in such cases). > > > ---------------------------(end of > broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings >
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