On May 23, 2011, at 9:46 PM, jun yang wrote:
> thanks for the info,i am just not have such deep learn of pg internal,
> i am on user level,not hacker,so the mail is in pgsql-general,not
> hacker list.
What you are asking to do is not a typical user function. It would be more appropriate for a "hacker list".
--
Rick Genter
rick(dot)genter(at)gmail(dot)com