From: | Richard Huxton <dev(at)archonet(dot)com> |
---|---|
To: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: View - Join based on dis-similar data types |
Date: | 2003-03-14 10:52:02 |
Message-ID: | 200303141052.02132.dev@archonet.com |
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Lists: | pgsql-sql |
On Thursday 13 Mar 2003 1:48 pm, speakeasy wrote:
> Not sure if this ever made it to the group, I can't seem to find it in the
> recent message lists.
>
> "speakeasy" <nospam_artd(at)speakeasy(dot)net> wrote in message news:...
>
> > I have a field defined as a character(50) data type, and the same field
> > stored in a transition table as a text type.
> >
> > The view itself work based on the join, however sub-queries against the
> view
> > on that field do not return any data.
> >
> > Example:
> >
> > Table1
> > T1Data - Character(50)
> > Table2
> > T2Data - Text
> > View1:
> > ---
> > SELECT T1Data from Table1 JOIN Table2 ON (Table1.T1Data = Table2.T2Data);
> >
> >
> > A select against View1
> > SELECT * FROM View1 returns all relevant records, however, adding a WHERE
> > clause produces no output.
Can you please provide a real example, otherwise we're just guessing.
Are you sure you've not forgotten about the spaces padding your char(50)
field?
--
Richard Huxton
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