From: | Andy Lewis <alewis(at)themecca(dot)net> |
---|---|
To: | Christian Rudow <Christian(dot)Rudow(at)thinx(dot)ch> |
Cc: | PostgreSQL SQL <pgsql-sql(at)postgreSQL(dot)org> |
Subject: | Re: [SQL] Using Aliases in Select |
Date: | 1999-08-02 13:39:45 |
Message-ID: | Pine.LNX.4.05.9908020838110.9077-100000@tmg.themecca.net |
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Thread: | |
Lists: | pgsql-sql |
I'll take a stab at this one:
Try:
select tab1.name, tab1.mytext as text1, tab2.mytext as text2
from tab1, tab2 where tab1.tab1_id = tab2.tab1_id
I believe that this will fix it.
Andy
On Mon, 2 Aug 1999, Christian Rudow wrote:
> I join 2 tables that both have a row "mytext".
> I want to use both text fields in the select (projection) clause, giving
> alias names to them.
>
> select tab1.name, tab1.mytext text1, tab2.mytext text2
> from tab1, tab2
> where tab1.tab1_id = tab2.tab1_id
>
> but ...
>
> ERROR: Column 'mytext' is ambiguous
>
> Is there a solution to this ?
>
> --
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Christian Rudow E-Mail: Christian(dot)Rudow(at)thinx(dot)ch
> ThinX networked business services Stahlrain 10, CH-5200 Brugg
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
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