From: | Aaron Bingham <bingham(at)cenix-bioscience(dot)com> |
---|---|
To: | Kevin Murphy <murphy2(at)speakeasy(dot)net> |
Cc: | pgsql-general(at)postgresql(dot)org, Gregory Gimenez <gimenez(at)cenix-bioscience(dot)com> |
Subject: | Re: Strange interaction of union and expressions |
Date: | 2005-04-20 19:37:20 |
Message-ID: | l84qe1jl3j.fsf@lynx.cenix-bioscience.com |
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Thread: | |
Lists: | pgsql-general |
Kevin Murphy <murphy2(at)speakeasy(dot)net> writes:
> On Apr 20, 2005, at 1:24 PM, Aaron Bingham wrote:
>> create table a (foo varchar);
>> insert into a (foo) values ('baz');
>> create table b (foo varchar);
>> insert into b (foo) values ('woof');
>> select '"' || foo || '"' as foo
>> from (select foo from a) as bar
>> union select foo from b;
>>
>
> No, it's doing what you asked.
>
> You mean:
>
> select '"' || foo || '"' from (select foo from a union select foo from
> b) as subq;
>
> Right?
Ah, I get it now. Thanks!
--
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Aaron Bingham
Software Engineer
Cenix BioScience GmbH
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