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, including: • 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 defi ned 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. Grant Fritchey's book is the only in-depth look at how to improve your SQL query performance through careful design of execution plans. Sample chapters of the ebook have garnered stunning reviews, such as: "All I can say is WOW. This has to be the best reference I have ever seen on Execution Plans in SQL Server. My hats off to Grant Fritchey" Jonathan Kehayias.

Rese�a del editor

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, including: � 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 defi ned 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. Grant Fritchey's book is the only in-depth look at how to improve your SQL query performance through careful design of execution plans. Sample chapters of the ebook have garnered stunning reviews, such as: "All I can say is WOW. This has to be the best reference I have ever seen on Execution Plans in SQL Server. My hats off to Grant Fritchey" Jonathan Kehayias.

"Sobre este t�tulo" puede pertenecer a otra edici�n de este libro.