On 03.04.2011 19:38, Tom Lane wrote:
Dave Page<dp...@pgadmin.org> writes:
I can't help thinking I must be missing something obvious here, but is
there any way to persist some data from PlanForeignScan to at least
BeginForeignScan in an FDW? I'm aware of fdwplan->fdw_private, but at
that needs to be copyObject compatible, it's not much use to me.
If you have to, you can encapsulate arbitrary data in a bytea const.
Or you could use a hash of some other identifying information (perhaps
the OID of the foreign server would be sufficient ID for a connection?).
Foreign server + user id, probably. That's what I would recommend in
this case.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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