2013/11/22 Tom Lane <t...@sss.pgh.pa.us>:
> Merlin Moncure <mmonc...@gmail.com> writes:
>> On Thu, Nov 21, 2013 at 9:05 AM, Bruce Momjian <br...@momjian.us> wrote:
>>> I know join pushdowns seem insignificant, but it helps to restrict what
>>> data must be passed back because you would only pass back joined rows.
>
>> By 'insignificant' you mean 'necessary to do any non-trivial real
>> work'.   Personally, I'd prefer it if FDW was extended to allow
>> arbitrary parameterized queries like every other database connectivity
>> API ever made ever.
>
> [ shrug... ]  So use dblink.  For better or worse, the FDW stuff is
> following the SQL standard's SQL/MED design, which does not do it
> like that.

Pass-through mode mentioned in SQL/MED standard might be what he wants.

-- 
Shigeru HANADA


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