Thanks for all the feedback. Here's my latest attempt:
SELECT @start:=NOW();
SELECT @date1:=DATE_SUB( CURDATE(), INTERVAL 1 MONTH);
SELECT @date2:=CURDATE();
LOCK TABLES rptPricingTEST READ, rptPricingTEST a READ;
CREATE TEMPORARY TABLE tmpLatestDates
SELECT
commodity,
:
Fax to:
05/27/2004 05:01 Subject: Re: slow insert into select
statement
AM
I have this insert statement that took a long time to execute:
INSERT INTO priceLast5
SELECT
DISTINCT a.commodity,
a.PricingDt
FROM rptPricingTEST a
WHERE
a.PricingDt = (
SELECT MAX(PricingDt)
FROM
If you do the math a large result set will be created. You could rewriting
your query or adding more indexes to see if this speeds up the process.
-Original Message-
From: nyem
To: [EMAIL PROTECTED]
Sent: 5/26/04 2:57 AM
Subject: slow insert into select statement
I have this insert
PROTECTED]
Sent: Wednesday 26 May 2004 14:13
To: 'nyem '; '[EMAIL PROTECTED] '
Subject: RE: slow insert into select statement
If you do the math a large result set will be created. You could
rewriting your query or adding more indexes to see if this speeds up the
process.
-Original Message
to build?
Try running the select seperately and see how long it takes...
Andrew
-Original Message-
From: Victor Pendleton [mailto:[EMAIL PROTECTED]
Sent: Wednesday 26 May 2004 14:13
To: 'nyem '; '[EMAIL PROTECTED] '
Subject: RE: slow insert into select statement
If you do the math a large
