Re: libpq-fe: how to determine unique collision ?
От
Peter Eisentraut
Тема
Re: libpq-fe: how to determine unique collision ?
Дата
Msg-id
Pine.LNX.4.30.0101041706440.1245-100000@peter.localdomain
Ответ на
libpq-fe: how to determine unique collision ? (Marc SCHAEFER)
Список
Дерево обсуждения
libpq-fe: how to determine unique collision ? Marc SCHAEFER <schaefer@alphanet.ch>
Re: libpq-fe: how to determine unique collision ? Peter Eisentraut <peter_e@gmx.net>
Re: libpq-fe: how to determine unique collision ? Marc SCHAEFER <schaefer@alphanet.ch>
Re: libpq-fe: how to determine unique collision ? Tom Lane <tgl@sss.pgh.pa.us>
Marc SCHAEFER writes:
> - how do you detect the error `Can't insert tuple because duplicate' ?
if (strcmp(PQerrorMessage(conn), "ERROR: Can't insert tuple because duplicate") == 0) {
panic();
}
I know it's not ideal, but it's about the best you can do.
>
> - how do you get the OID of an insertion
PQoidValue()
> (the goal being to get
> the value for the SERIAL type, in order to do something with it) ?
Serial values and oids are not related.
--
Peter Eisentraut peter_e@gmx.net http://yi.org/peter-e/
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