Re: help:how to write a planner_hook and other hooks in pg

Hello

http://archives.postgresql.org/pgsql-patches/2007-05/msg00421.php

regards
Pavel Stehule

2009/8/24 张中 <zhangzhong@taobao.com>:
> Hi all:
>
> I am doing some experiments programming on PG. I tried to modify planner and
> I find the ‘planner_hook’ in source code, but I don’t know how to use it.
>
> Anybody knows? If any code sample, very precious.
>
> Thanks
>
>
>
> 张茂森 ZhangMaosen
>
>