Re: Query performance

From: "Bill" <bill(at)math(dot)uchicago(dot)edu>
To: <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Query performance
Date: 2004-06-28 17:02:40
Message-ID: 200406281702.i5SH2YfL013269@math.uchicago.edu
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Ok....so here lies the output of oclh (i.e "\d oclh")

Table "public.oclh"
Column | Type | Modifiers
--------+-----------------------+-------------------------------
symbol | character varying(10) | not null default ''
date | date | not null default '0001-01-01'
open | numeric(12,2) | not null default '0.00'
close | numeric(12,2) | not null default '0.00'
low | numeric(12,2) | not null default '0.00'
high | numeric(12,2) | not null default '0.00'
Indexes: symbol_2_oclh_index btree (symbol, date),
symbol_oclh_index btree (symbol, date)

-----Original Message-----
From: pgsql-performance-owner(at)postgresql(dot)org
[mailto:pgsql-performance-owner(at)postgresql(dot)org] On Behalf Of Richard Huxton
Sent: Monday, June 28, 2004 4:14 AM
To: Bill
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: [PERFORM] Query performance

Bill wrote:
> Actually, I have some queries that are slow, however I was wondering if
you
> could help me write a query that is rather simple, but I, as a true
database
> novice, can't seem to conjure. So we have stocks, as I have previously
> said, and I have a huge table which contains all of the opening and
closing
> prices of some stocks from each day.

Schemas, Bill - show us your table definitions so people can see exactly
where they stand.

--
Richard Huxton
Archonet Ltd

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