RE: Views...
От | Christian Marschalek |
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Тема | RE: Views... |
Дата | |
Msg-id | 000001c0b531$07dca6e0$0200a8c0@server обсуждение исходный текст |
Ответ на | Re: Views... (Richard Huxton <dev@archonet.com>) |
Список | pgsql-general |
Well I think I can do it without updating... Thanks to both of you :o) > -----Original Message----- > From: Richard Huxton [mailto:dev@archonet.com] > Sent: Sunday, March 25, 2001 2:14 PM > To: Brett W. McCoy > Cc: Christian Marschalek; [GENERAL] PostgreSQL > Subject: Re: [GENERAL] Views... > > > "Brett W. McCoy" wrote: > > > > Briefly, a view is a 'virtual' table -- you create a view with a > > select statement that can relate data between different > tables or use > > a subset of data from a specific table. You can think of them as a > > 'saved query'. Once you create a view, you can then query them just > > like a normal table. You cannot, as of yet, update views in > > PostgreSQL, they are read only. > > Not by default, but you can of course define your own rules > to allow updating. > > - Richard Huxton >
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