| From: | Hannu Krosing <hannu(at)trust(dot)ee> |
|---|---|
| To: | Michael Yeung <michaely(at)alphanet(dot)net(dot)au> |
| Cc: | "'Interfaces of Postgres'" <pgsql-interfaces(at)postgreSQL(dot)org> |
| Subject: | Re: [INTERFACES] 'xmin' column in the Access 97 |
| Date: | 1998-07-22 08:55:17 |
| Message-ID: | 35B5A8F5.A69D7D22@trust.ee |
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| Thread: | |
| Lists: | pgsql-interfaces |
Michael Yeung wrote:
>
> Dear all,
>
> I am using the latest ODBC Driver to connect to the Postgres DataBase !
> Then I use Access 97 to link the table in the postgres database with
> this latest ODBC Driver behind a firewall.
>
> However, an additional column called 'xmin' appears for which
> contains a six digit number. This 'xmin' column IS NOT CREATED
> in the Postgres Database !
This is one of the "system" columns in PostgreSQL (minimum transaction,
i think), there ar also others - oid, xmax, cmin, tmax,ctid.
Have you checked system tables or system columns anywhere in the driver
setup ?
Do you also see any other system columns ?
Hannu
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