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RE: Difference between count(1) and count(*)

From: David Sharples <dsharples_at_cerebrussolutions.com>
Date: Thu, 8 Jul 2004 09:29:52 +0100
Message-ID: <EA29A3FCC723674293FD6286D3F0513E82A996@louis.cerebrus.com>


You don't mention version but they are exactly the same http://asktom.oracle.com/pls/ask/f?p=4950:8:::::F4950_P8_DISPLAYID:11561 59920245

-----Original Message-----
From: oracle-l-bounce_at_freelists.org
[mailto:oracle-l-bounce_at_freelists.org] On Behalf Of Jared Still Sent: 08 July 2004 08:20
To: Oracle-L Freelists
Subject: Re: Difference between count(1) and count(*)

On Wed, 2004-07-07 at 23:28, Lyndon Tiu wrote:
> On Thu, 8 Jul 2004 11:27:28 +0530 oracle-l_at_freelists.org wrote:
> > Dear All,
> > Can you let me know the difference between count(*) and count(1) ?
>
> count(1) is supposed to be more efficient and faster.

Notice the qualifier: 'supposed to be'

Was the claim backed up by evidence?

Jared



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Received on Thu Jul 08 2004 - 03:22:41 CDT

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