Microsoft KB Archive/816503

= FIX: Floating Point Exception (Error 3628) Might Occur for Queries That Need Merged Histograms =

Article ID: 816503

Article Last Modified on 11/2/2007

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APPLIES TO


 * Microsoft SQL Server 2000 Developer Edition
 * Microsoft SQL Server 2000 Standard Edition
 * Microsoft SQL Server 2000 Enterprise Edition
 * Microsoft SQL Server 2000 Personal Edition
 * Microsoft SQL Server 2000 Enterprise Edition
 * Microsoft SQL Server 2000 Workgroup Edition
 * Microsoft SQL Server 2000 Desktop Engine (Windows)
 * Microsoft SQL Server 2000 Developer Edition
 * Microsoft SQL Server 2000 Enterprise Edition 64-bit

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BUG #: 364400 (SHILOH_BUGS)



SYMPTOMS
The following floating-point exception error message might occur for queries that require a &quot;merged&quot; histogram:

Server: Msg 3628, Level 16, State 1, Line 2 A floating point exception occurred in the user process. Current transaction is canceled.



CAUSE
A float overflow exception occurs in SQL Server when it combines the histograms for two indexes to handle the cardinality estimation for outer-join operators.



Service pack information
To resolve this problem, obtain the latest service pack for Microsoft SQL Server 2000. For additional 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 fix has the file attributes (or later) 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 --  26-Feb-2003  03:41  2000.80.777.0      29,244 bytes  Dbmslpcn.dll 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 01-Feb-2003 00:32  2000.80.763.0   1,557,052 bytes  Dtsui.dll 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 07-Mar-2003 05:02                  1,084,369 bytes  Replsys.sql 03-Mar-2003 17:18                    104,958 bytes  Sp3_serv_uni.sql 19-Mar-2003 18:20  2000.80.789.0      28,672 bytes  Sqlevn70.rll 28-Feb-2003 01:34  2000.80.778.0     176,696 bytes  Sqlmap70.dll 08-Feb-2003 06:40  2000.80.765.0      57,920 bytes  Sqlrepss.dll 19-Mar-2003 18:23  2000.80.789.0   7,540,820 bytes  Sqlservr.exe 08-Feb-2003 06:40  2000.80.765.0      45,644 bytes  Sqlvdi.dll 26-Feb-2003 03:41  2000.80.777.0      29,244 bytes  Ssmslpcn.dll 26-Feb-2003 03:41  2000.80.777.0      82,492 bytes  Ssnetlib.dll 17-Mar-2003 14:49                    727,132 bytes  Sysmessages.sym 28-Feb-2003 01:34  2000.80.778.0      98,872 bytes  Xpweb70.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 &quot;Applies to&quot; section.This problem was first corrected in Microsoft SQL Server 2000 Service Pack 4.

Keywords: kbbug kbfix kbqfe kbsqlserv2000presp4fix kbhotfixserver KB816503

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