From: | Ravi Katkar <Ravi(dot)Katkar(at)infor(dot)com> |
---|---|
To: | "will(at)thearete(dot)co(dot)uk" <will(at)thearete(dot)co(dot)uk> |
Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: [ODBC] resultset metadata libpq |
Date: | 2010-07-27 13:00:25 |
Message-ID: | 46AC8D44F3AE1F4888F137837D0DF63508857F6F77@INHYWEXMB2.infor.com |
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Lists: | pgsql-general pgsql-odbc |
Hi,
I had referred below link
I could not able to locate or identify api to retrieve information like precision, scale, nullability.
Thanks,
Ravi Katkar
-----Original Message-----
From: willfurnass(at)googlemail(dot)com [mailto:willfurnass(at)googlemail(dot)com] On Behalf Of William Furnass
Sent: Tuesday, July 27, 2010 6:21 PM
To: Ravi Katkar
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: [ODBC] resultset metadata libpq
On 27 July 2010 13:43, Ravi Katkar <Ravi(dot)Katkar(at)infor(dot)com> wrote:
>
> From: Ravi Katkar
> Sent: Tuesday, July 27, 2010 5:45 PM
> To: 'pgsql-general(at)postgresql(dot)org'; 'pgsql-odbc(at)postgresql(dot)org'
> Subject: resultset metadata libpq
>
> I wanted to retrieve the below metadata information for a column from
> resultset.
>
> Column name, ( PQfname )
>
> type, (PQftype )
>
> precision, ( ?)
>
> scale, (?)
>
> nullability(?)
Take a look at http://www.enterprisedb.com/documentation/libpq-concepts.html.
You can find the number of columns of a PGresult then iterate over
the columns to get column names, data types etc.
Will
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