This article was previously published under Q245631
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BUG #: 56375 (SQLBUG_70)
When you perform an UPDATE on a table and the FROM clause contains an inner join of that table and a SELECT DISTINCT from the same table, SQL Server returns the following error message:
Server: Msg 8624, Level 16, State 8, Line 6 Internal SQL Server error.
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:
254561 INF: How to Obtain Service Pack 2 for Microsoft SQL Server 7.0 and Microsoft Data Engine (MSDE) 1.0
For more information, contact your primary support provider.
The following transact-SQL (T-SQL) code demonstrates this problem.
CREATE TABLE test (col1 INT)GODECLARE @temp INTUPDATE tSET @temp = d.col1FROM test t INNER JOIN ( SELECT DISTINCT col1 FROM test ) AS d ON t.col1 = d.col1GO