From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Jerry Day <jerry_day(at)esri(dot)com> |
Cc: | "'pgsql-interfaces(at)postgresql(dot)org'" <pgsql-interfaces(at)postgresql(dot)org> |
Subject: | Re: Problems with PQfmod() returning -1 on varchar field |
Date: | 2005-04-03 01:26:34 |
Message-ID: | 200504030126.j331QYV24193@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-interfaces |
Jerry Day wrote:
> Hi all,
>
> I've recently encountered a situation where PQfmod() fails to return the
> defined length of a varchar field referenced in a query, as expected -
> returning no information (-1), instead. Has anyone else encountered this
> issue? If so, why does this occur? Can you recommended a method to more
> reliably obtain the length of varchar fields, as defined in the relations
> referenced by a query?
Can we see the query? I suspect the column is being manipulated in some
way and the length isn't carried through to the query output --- if so,
there might not be much we can do about it.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
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