Microsoft KB Archive/281129

= FIX: Update of Table with Large varchar Columns May Cause Access Violation =

Article ID: 281129

Article Last Modified on 3/14/2006

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APPLIES TO


 * Microsoft SQL Server 7.0 Standard Edition

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This article was previously published under Q281129



BUG #: 56646 (SQLBUG_70)



SYMPTOMS
When you update a table that is joined to itself and that contains large varchar columns, SQL Server may generate an access violation (AV).



STATUS
Microsoft has confirmed this to be a problem in SQL Server 7.0. This problem has been corrected in U.S. Service Pack 3 for Microsoft SQL Server 7.0. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

274799 INF: How to Obtain Service Pack 3 for Microsoft SQL Server 7.0 and Microsoft Data Engine (MSDE) 1.0

For more information, contact your primary support provider.



MORE INFORMATION
The following query generates an access violation: create table test(col1 integer, col2 varchar(8000), col3 varchar(8000)) go insert test values (1, replicate('b',8000), 'c') insert test values (2,'b', replicate('c',8000)) insert test values (3,replicate('b',8000),'c') go update test set col2 = test2.col2, col3 = test2.col3 from test, test test2 where test.col1 >= test2.col1

Additional query words: sql70sp3fix

Keywords: kbbug kbfix KB281129

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