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SQL Server 2000 Black Book: A Resource for Real World Database Solutions and Techniques
by Paul Whitehead
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with references to "covering index".
Excerpt - on Page 197: "
... time. Related solutions: Found on page: Examining an Execution Plan in the Query Analyzer 516 Improving Query Performance Using a Covering Index 523 ... "
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MCAD/MCSE/MCDBA Self-Paced Training Kit: Microsoft® SQL Server(TM) 2000 Database Design and Implementation, Exam 70-229, Second Edition (Pro-Certification)
by Microsoft Corporation
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with references to "covering index".
Excerpt - on Page 372: "
... Design and Implementation automatically created on that column. A covered query on multiple columns uses a composite index as the covering index. ... "
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Professional SQL Server 2000 DTS (Data Transformation Services) (Programmer to Programmer)
by Mark Chaffin
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with references to "covering index".
Excerpt - on Page 497: "
... dimension tables. Dimensions When loading dimension tables, both the natural key and surrogate key columns should be indexed as a covering index. Many lookups will be performed using the natural key and SQL Server can avoid having to read from the data ... "
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Microsoft SQL Server 7.0 Resource Guide (It-Resource Kit)
by Microsoft Corporation
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with references to "covering index".
Excerpt - on Page 160: "
... Covering Indexes A special situation that occurs with nonclustered indexes is called the covering index. A covering index is a nonclustered index built upon all of the columns required to satisfy an SQL query, both ... "
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