From: | "tjk(at)tksoft(dot)com" <tjk(at)tksoft(dot)com> |
---|---|
To: | scottsa(at)aiinet(dot)com (Saltsgaver Scott) |
Cc: | pgsql-sql(at)postgreSQL(dot)org |
Subject: | Re: [SQL] Converting column values on a select |
Date: | 1999-10-13 01:55:55 |
Message-ID: | 199910130155.SAA05966@uno.tksoft.com |
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Thread: | |
Lists: | pgsql-sql |
It seems like you are looking for something like this:
select ct.statusValue from conversionTable ct, networkTable nt where ct.statusText = nt.status;
Troy
>
> I was wondering if it is possible to convert a text value to an integer
> value on a select to a table using another table as a conversion. I looked
> into the "create rule" call but can't seem to get it to work. Of course the
> code uses the numerical values for the status but I thought it would be nice
> if users who performed queries against that network equipment tables could
> see the nice text for the status.
>
> If it is possible to convert the text to a numerical is the reciprocal also
> possible so again the code does not have to perform
>
> Here is the status conversion table:
>
> statusValue statusText
> 2 normal
> 4 critical
> 7 major
>
> I then have a table that contains network equipment.
>
> network_equp_id status location contact
> 20 normal 2nd floor Joe
> 19 critical basement Fred
>
> Thanks,
>
> Scott Saltsgaver
>
> ************
>
>
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