Re: System indexes are never unique indexes( was RE: [HACKERS] mdnblocks is an amazing time sink in huge relations)

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp>
Cc: pgsql-hackers(at)postgreSQL(dot)org, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, t-ishii(at)sra(dot)co(dot)jp
Subject: Re: System indexes are never unique indexes( was RE: [HACKERS] mdnblocks is an amazing time sink in huge relations)
Date: 1999-10-26 03:58:58
Message-ID: 199910260358.XAA17626@candle.pha.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

> As I was afraid,2 tables of a same name could be made.
> After a short investigating,I found that system indexes are
> never unique indexes.
> Why ?
> Without duplicate index check,it's very difficult to prevent
> objects from having same name.

They certainly should be unique.

--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Bruce Momjian 1999-10-26 04:16:19 Re: [HACKERS] mv backend/port ../../
Previous Message Bruce Momjian 1999-10-26 03:55:45 Re: [HACKERS] Path-length follies