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Inaccurate SQL Server statistics - a SQL query performance killer – the basics - SQL Shack - article
瀏覽：1269
日期：2025-12-14
In this article, we explained what SQL Server statistics were, why and how they affect SQL Server performance, and how to see, modify, or update them ... All density is calculated as 1/total number of distinct rows. In this example, where the statistics i...看更多
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