FIX: A parallel query may return unexpected results

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Article ID: 814509 - View products that this article applies to.
BUG #: 364025 (SHILOH_BUGS)
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SYMPTOMS

When the following conditions are met, a parallel query may return unexpected results:
  • The query uses a parallel nonclustered index scan in the execution plan.
  • The query contains an IS NULL condition in the WHERE clause of the query.

RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Microsoft SQL Server 2000. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
290211 How to obtain the latest SQL Server 2000 service pack

Hotfix information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time   Version         Size             File name
   -------------------------------------------------------------------------

   08-Feb-2003  05:43                    786,432 bytes  Distmdl.ldf
   08-Feb-2003  05:43                  2,359,296 bytes  Distmdl.mdf
   30-Jan-2003  01:55                        180 bytes  Drop_repl_hotfix.sql
   30-Jan-2003  05:18                    746,470 bytes  Instdist.sql
   30-Jan-2003  01:55                      1,402 bytes  Inst_repl_hotfix.sql
   08-Feb-2003  06:40  2000.80.765.0      90,692 bytes  Msgprox.dll      
   08-Feb-2003  03:53                  1,065,895 bytes  Replmerg.sql
   08-Feb-2003  06:40  2000.80.765.0     221,768 bytes  Replprov.dll     
   08-Feb-2003  06:40  2000.80.765.0     307,784 bytes  Replrec.dll      
   30-Jan-2003  05:18                  1,084,318 bytes  Replsys.sql
   08-Feb-2003  06:40  2000.80.765.0     176,696 bytes  Sqlmap70.dll     
   08-Feb-2003  06:40  2000.80.765.0      57,920 bytes  Sqlrepss.dll     
   08-Feb-2003  06:41  2000.80.765.0   7,528,529 bytes  Sqlservr.exe     
   08-Feb-2003  06:40  2000.80.765.0      45,644 bytes  Sqlvdi.dll       
   08-Feb-2003  06:40  2000.80.765.0      82,492 bytes  Ssnetlib.dll     
				
Note Because of file dependencies, the most recent hotfix or feature that contains the files may also contain additional files.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft SQL Server 2000 Service Pack 4.

MORE INFORMATION

This hotfix is also available in the MS03-031 security patch. For more information about the MS03-031 security patch, click the following article number to view the article in the Microsoft Knowledge Base:
821277 MS03-031: Security patch for SQL Server 2000 Service Pack 3

Properties

Article ID: 814509 - Last Review: November 2, 2005 - Revision: 7.2
APPLIES TO
  • Microsoft SQL Server 2000 Standard Edition
Keywords: 
kbhotfixserver kbqfe kbsqlserv2000presp4fix kbfix kbbug KB814509

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