Article ID: 265865 - View products that this article applies to.
This article was previously published under Q265865
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BUG #:58044 (SQLBUG_70)
When an xp_logevent data type is sent to a linked server the data type might be converted to a higher number. Comparisons between two float numbers on a linked server might render inaccurate results.
The Profiler trace execution plan shows that the client SQL Server server (the linking server) rounds the number to a higher value before sending the number to the back-end SQL Server server (linked server).
You can use these steps to work around this problem:
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:
274799For more information, contact your primary support provider.
(https://support.microsoft.com/kb/274799/ )INF: How to Obtain Service Pack 3 for Microsoft SQL Server 7.0 and Microsoft Data Engine (MSDE) 1.0
To reproduce this problem, follow these steps:
REFERENCESFor additional information on the float data type, click the article numbers below to view the articles in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/125056/EN-US/ )INFO: Precision and Accuracy in Floating-Point Calculations
(https://support.microsoft.com/kb/145889/EN-US/ )INFO: Why Floating Point Numbers May Lose Precision
(https://support.microsoft.com/kb/36068/EN-US/ )INFO: IEEE Floating-Point Representation and MS Languages