關於「Covering index in SQL Server」標籤，搜尋引擎有相關的訊息討論：

How does SQL covering index work? - Stack Overflowstackoverflow.com › questions › how-does-sql-covering-in...Covering Index nuances: which columns to cover (WHERE, ORDER ...www.linkedin.com › pulse › covering-index-nuances-whic...Using Covering Indexes to Improve Query Performa