On Thu, Feb 24, 2011 at 8:13 AM, Shigeru HANADA
<han...@metrosystems.co.jp> wrote:
> On Wed, 23 Feb 2011 20:30:05 +0900
> Shigeru HANADA <han...@metrosystems.co.jp> wrote:
>> On Tue, 22 Feb 2011 11:33:25 -0500
>> Robert Haas <robertmh...@gmail.com> wrote:
>> > Is anyone actually working on a new version of this patch sufficiently
>> > rapidly that we can expect a new version in the next day or two?
>> >
>> > If not, I think we mark this one Returned with Feedback and revisit it for 
>> > 9.2.
>> I'm working on it.
>> Fixes for new FDW API have been done, but there are some problems in
>> SQL generation codes, such as SELECT clause optimization (omitting
>> unused column from SELECT clause).  It would take a while, but I'll
>> post revised version of the patch tomorrow.
> Attached is a revised version of postgresql_fdw patch.  I started from
> Heikki's latest patch, and modified some points:
> 1) use new FDW API
> 2) use EXTENSION framework
> 3) SELECT clause optimization (use NULL for unused columns)
> 4) show remote query in EXPLAIN output
> WHERE clause pushdown was implemented in Heikki's version, so I didn't
> touch around it.  Now I'm working on cost estimation and connection
> management, but they would need some more work.

So this is still work-in-progress?  When do you expect a final version?

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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