Re: Shortcut?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: darcy(at)druid(dot)net (D'Arcy J(dot)M(dot) Cain)
Cc: Phuong Ma <pma(at)commandprompt(dot)com>, Postgres SQL <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Shortcut?
Date: 2001-05-30 04:21:38
Message-ID: 20797.991196498@sss.pgh.pa.us
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darcy(at)druid(dot)net (D'Arcy J.M. Cain) writes:
> Thus spake Phuong Ma
>> SELECT distributors.* WHERE name = 'Westwood';
>> I tried it on tables in our database, but it doesn't work. Is that part
>> of earlier versions of Postgres?

> I assume you mean this.
> SELECT distributors.* WHERE distributors.name = 'Westwood';

Yes: you must mention a table in FROM to make its field names available
for reference without qualification. I think we may have tightened that
in recent releases --- the current political climate is to discourage
use of tables without FROM, since SQL92 doesn't allow it at all.

> Can you tell me where you found that example. I couldn't find it in the
> documentation sources.

A quick glimpse shows that we still have it in ref/select.sgml (try
'Westward' instead of 'Westwood'). Will fix.

regards, tom lane

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