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RE: ORA-600 [12501] Error ??

From: Jacques Kilchoer <Jacques.Kilchoer_at_quest.com>
Date: Mon, 31 Mar 2003 10:34:48 -0800
Message-ID: <F001.005767C5.20030331103448@fatcity.com>


Couldn't find it on Metalink. Perhaps you should open a TAR for it? Oracle version? Server version? Is there a trace file? Can you show us the DDL for the table including its indexes?

> -----Original Message-----
> From: Prem Khanna J [mailto:jprem_at_kssnet.co.jp]
>
> I came across this error in ALRT log file.
>
> ORA-00600 Internal error [12501]
>
> It happened during this SELECT statement and it returned no rows,
> after i dropped an index on FROMPROFNO column.
>
> SELECT NAME,AGE,SEX FROM MSGHISTORY WHERE
> ( MEMNO = 123 AND PROFNO = 456 AND FROMMEMNO = 789 AND
> FROMPROFNO = 910 AND SEX='MALE' AND POINT=1)
> OR
> ( MEMNO = 124 AND PROFNO = 457 AND FROMMEMNO = 789 AND
> FROMPROFNO = 910 AND SEX='MALE' AND POINT=1)
>
> this statement was working fine and was returning rows b4 i
> dropped the index.
>
> as soon as i created an index on FROMPROFNO , it returned rows.
>
> why is it behaving so ?
> whether is there or not , i should be getting the rows.
> but it is not so ?
>
> if there is index , i get the data and if it is not there i
> dont get data.
>
> and what may be reason of ORA 600 [12501] error ?
> when is this error expected ?

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.net
-- 
Author: Jacques Kilchoer
  INET: Jacques.Kilchoer_at_quest.com

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Received on Mon Mar 31 2003 - 12:34:48 CST

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