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Re: [HACKERS] Anyone working on optimizing subset min/max queries?

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: tgl(at)sss(dot)pgh(dot)pa(dot)us (Tom Lane)
Cc: hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Anyone working on optimizing subset min/max queries?
Date: 1998-07-13 21:31:34
Message-ID: 199807132131.RAA28670@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
> For now, I can live with scanning all the table entries, but it would be
> nice to know that someone is working on this and it'll be there by the
> time my tables get huge ;-).  I see something about
> 	* Use indexes in ORDER BY, min(), max()(Costin Oproiu)
> in the TODO list, but is this actively being worked on, and will it
> solve my problem or just handle simpler cases?
> 
> Alternatively, is there a better way to do predecessor/successor
> queries in SQL?

Costin is not working on it currently, and I have removed his name from
the item.  I know of no one working on it, though it is requested every
so often.

-- 
Bruce Momjian                          |  830 Blythe Avenue
maillist(at)candle(dot)pha(dot)pa(dot)us              |  Drexel Hill, Pennsylvania 19026
  +  If your life is a hard drive,     |  (610) 353-9879(w)
  +  Christ can be your backup.        |  (610) 853-3000(h)

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