Re: Select problem
От | Karl F. Larsen |
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Тема | Re: Select problem |
Дата | |
Msg-id | Pine.LNX.4.10.10008141120200.1275-100000@cannac.ampr.org обсуждение исходный текст |
Ответ на | Select problem ("Karl F. Larsen" <k5di@zianet.com>) |
Список | pgsql-novice |
You are exactly right Joe. Thanks and I found another way which sometimes works. It goes select data.* , user from...... when you want all from table "data" and user from another. On Mon, 14 Aug 2000, Joe LaLumiere wrote: > >but if I want to get the column armycall and use: > > > > select user, armycall > > from data, biglist > > where user.armycall = biglist.armycall > > > >I get an error that armycall is ambiguous. > > > > Does anyone know how to correct this? > > Since you have two tables which have the same field name you need to specify which table to grab the field from. The correctedselect statement would be: > > select user, user.armycall > from data, biglist > where user.armycall = biglist.armycall > > OR > > select user, biglist.armycall > from data, biglist > where user.armycall = biglist.armycall > > Either of these two will work. The above applies to any two fields which have the same name in two or more tables. > > Joe LaLumiere > > > > >Yours Truly, > > > > - Karl F. Larsen, k5di@arrl.net (505) 524-3303 - > > > > > > > |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| > \ Joseph LaJeunesse-LaLumiere / Phone: (781) 276-6816 \ TIAC - The Internet Access Company / > \ Systems Administrator I / Pager: (617) 473-2573 \ - A Division of Inter.net / > \ Inter.net - Bedford MA / Email: joelight@tiac.net \ / > |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| > > Yours Truly, - Karl F. Larsen, k5di@arrl.net (505) 524-3303 -
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