Free eBook “Dissecting SQL Server Execution Plans: Writing High Performance SQL Code” by Grant Fritchey. Grant Fritchey’s book is the only in-depth look at how to improve your SQL query performance through careful design of execution plans.
Execution plans show you what’s going on behind the scenes in SQL Server. They can provide you with a wealth of information on how your queries are being executed by SQL Server.
Table of Contents
- Which indexes are being used, and where no indexes are being used at all.
- How the data is being retrieved, and joined, from the tables defined in your query.
- How aggregations in GROUP BY queries are put together.
- The anticipated load and the estimated cost that all these operations place upon the system.
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File size: 12.19 MB
Number of pages: 251