Article ID: 246598 - View products that this article applies to.
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BUG #: 53838 (SQLBUG_70)
When the same column is listed multiple times in a GROUP BY clause that uses the CUBE operator, you may receive the following Access Violation (AV) error message:
ODBC: Msg 0, Level 19, State 1
SqlDumpExceptionHandler: Process 7 generated fatal exception c0000005 EXCEPTION_ACCESS_VIOLATION. SQL Server is terminating this process.
[Microsoft][ODBC SQL Server Driver][TCP/IP Sockets]ConnectionCheckForData ((null)()).
[Microsoft][ODBC SQL Server Driver][TCP/IP Sockets]General network error. Check your network documentation.
Use table aliases and qualify the multiple instances of the column in the GROUP BY clause with the aliases.
Microsoft has confirmed this to be a problem in SQL Server 7.0. This problem has been corrected in U.S. Service Pack 2 for Microsoft SQL Server 7.0. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
254561For more information, contact your primary support provider.
(http://support.microsoft.com/kb/254561/ )INF: How to Obtain Service Pack 2 for Microsoft SQL Server 7.0 and Microsoft Data Engine (MSDE) 1.0
Steps To Reproduce The ProblemQuery 1 demonstrates the problem while Query 2 uses table aliases to work around the problem.