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Re: Queries give impossible results

From: Matthias Rogel <rogel_at_web.de>
Date: Thu, 14 Nov 2002 14:14:26 +0100
Message-ID: <ar07ji$drh0v$1@ID-86071.news.dfncis.de>


please try
analyze table ci_customer validate structure cascade online; is this performed without exception ?

Jake S wrote:
> I'm having strange problems with Oracle (8.1.7). Queries give results that
> are not possible. I added a simple example below. First two count values are
> correct, third is not possible, as you can see. Have you ever seen anything
> like this?
>
> I've discussed this with several colleagues but this is something new for
> them also. This has been hard to believe for them also, so they have tried
> these by themselves. Some queries give correct results but some doesn't.
> I've used sqlplus, Oracle Enterprice Manager and Toad so the software is not
> the problem.
>
> - Jake -
>
> SQL> select count(*) from ci_customer;
>
> COUNT(*)
> ----------
> 138295
>
> SQL> SELECT count(*) FROM ci_customer WHERE customer_state = 'ACTIVE';
>
> COUNT(*)
> ----------
> 135324
>
> SQL> SELECT count(*) FROM ci_customer WHERE customer_type <> 'PERSON';
>
> COUNT(*)
> ----------
> 138292
>
> SQL> SELECT count(*) FROM ci_customer WHERE customer_state = 'ACTIVE' AND
> customer_type <> 'PERSON';
>
> COUNT(*)
> ----------
> 4
>
>
>
Received on Thu Nov 14 2002 - 07:14:26 CST

Original text of this message

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