Re: pgsql_fdw, FDW for PostgreSQL server - Mailing list pgsql-hackers

From Shigeru HANADA
Subject Re: pgsql_fdw, FDW for PostgreSQL server
Date
Msg-id 4F7ED734.2020109@gmail.com
Whole thread Raw
In response to Re: pgsql_fdw, FDW for PostgreSQL server  (Shigeru HANADA <shigeru.hanada@gmail.com>)
List pgsql-hackers
(2012/04/04 15:43), Shigeru HANADA wrote:
> Attached patch contains changes below:
>
> pgsql_fdw_v19.patch
>    - show context of data conversion error
>    - move codes for fetch_count FDW option to option.c
>      (refactoring)
> pgsql_fdw_pushdown_v12.patch
>    - make deparseExpr function static (refactoring)
>
> I also attached pgsql_fdw_analyze for only testing the effect of local
> statistics.  It contains both backend's ANALYZE command support and
> pgsql_fdw's ANALYZE support.

Attached patch improves pgsql_fdw so that it uses new libpq row
processor API, and get rid of overhead of SQL-level cursor.  This change
would speed up remote queries without extra memory.

This patch can be applied after pgsql_fdw_pushdown_v12.patch.

Regards,
--
Shigeru HANADA

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