Re: Strange interaction of union and expressions - Mailing list pgsql-general

From Aaron Bingham
Subject Re: Strange interaction of union and expressions
Date
Msg-id l84qe1jl3j.fsf@lynx.cenix-bioscience.com
Whole thread Raw
In response to Strange interaction of union and expressions  (Aaron Bingham <bingham@cenix-bioscience.com>)
List pgsql-general
Kevin Murphy <murphy2@speakeasy.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!

--
--------------------------------------------------------------------
Aaron Bingham
Software Engineer
Cenix BioScience GmbH
--------------------------------------------------------------------


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