FIX: SQL Server does not clean up the missing index entries until the corresponding queries are executed in SQL Server 2008 R2

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Applies To

SQL Server 2008 R2 Service Pack 2 SQL Server 2008 R2 Datacenter SQL Server 2008 R2 Developer SQL Server 2008 R2 Enterprise SQL Server 2008 R2 Standard

Symptoms

Assume that you have some missing index entries in Microsoft SQL Server 2008 R2. When the number of entries reaches 500, and if these missing indexes are from queries that are compiled but not executed, SQL Server does not clean up the missing index entries until the corresponding queries are executed.

Resolution

The issue was first fixed in the following cumulative update of SQL Server.

Cumulative Update 12 for SQL Server 2008 R2 SP2 /en-us/help/2938478

Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server: