Sender: owner-postgres95@postgres.Berkeley.EDU
X-Return-Path: andrew_yu
Received: from falco.vslib.cz (falco.vslib.cz [147.230.16.101]) by nobozo.CS.Berkeley.EDU (8.6.10/8.6.3) with SMTP id WAA23091 for <postgres95@postgres.Berkeley.EDU>; Mon, 6 Nov 1995 22:49:24 -0800
Received: from krnap.UUCP by falco.vslib.cz with UUCP id AA31557
  (5.67b/IDA-1.5 for postgres95@postgres.Berkeley.EDU); Tue, 7 Nov 1995 07:48:41 +0100
Received: from coda486.krnap.cz by durman.krnap.cz with SMTP id AA00150
  (5.67b/IDA-1.5 for <postgres95@postgres.Berkeley.EDU>); Tue, 7 Nov 1995 07:51:08 +0100
Date: Tue, 7 Nov 1995 07:51:08 +0100
Message-Id: <199511070651.AA00150@durman.krnap.cz>
X-Sender: house@durman.krnap.cz (Unverified)
X-Mailer: Windows Eudora Version 1.4.4
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
To: postgres95@postgres.Berkeley.EDU
From: "Andrew K. Yu" <andrew@postgres.Berkeley.EDU> (by way of house@krnap.cz (Mr. Petr Houser))
Subject: Primary keys once more ?
Resent-To: postgres95-redist
Resent-Date: Mon, 06 Nov 95 22:49:31 -0800
Resent-From: pglite
Resent-XMts: smtp

Has anybody working on this ?

>> 	As well...any word on whether primary key's are going
>> to be implemented?  I've tried every method I can think of
>> to use them, and they just don't seem to work.  I've checked
>>
>It's not currently implemented. There are two ways this could be fixed:
>- implement primary keys for real
>- fix the rewrite rule system so that it works
>I don't have time to do either of them.
>
>You could also achieve this (in a very round-about way):
>
>  since the access methods are extensible, you could create a unique
>  btree access index method. Then create the unique btree index on the >column
>  you want it to be the primary key. (To go about do this, you will be
>  stealing a lot of code from the existing btree code. You also need to
>  understand how to extend the access method without documentation -- by
>  looking at how btree and rtree is done. Finally, you need a lot of >coffee.
>  But it will be fun!)
>
>-andrew
I am finding some next helping ideas ... 


===============================================================================
  To unsubscribe from the Postgres95 mailing list, send mail with the subject
  line "DEL" to "postgres95-request@postgres.Berkeley.EDU". 
============  URL: http://s2k-ftp.CS.Berkeley.EDU:8000/postgres95/  ===========
