In this updated second edition, author Itzik Ben-Gan introduces breakthrough techniques for using window functions for more than just data analysis calculations. Ben-Gan shows how to handle many common T-SQL querying tasks with elegance and power.  Using extensive code examples, the book covers window aggregate, ranking, distribution, offset, and ordered set functions. You’ll find a detailed section on optimization, plus an extensive collection of business solutions.

<ASIN:0135861446>

Author: Itzik Ben-Gan
Publisher: Microsoft Press
Date: November 2019
Pages: 352
ISBN: 978-0135861448
Print: 0135861446
Kindle: B07Z5BB6W1
Audience: SQL Server developers
Level: Intermediate/Advanced
Category: Database 

• Use window functions to improve queries you previously built with predicates
• Master essential SQL windowing concepts, and efficiently design window functions
• Effectively utilize partitioning, ordering, and framing
• Gain practical in-depth insight into window aggregate, ranking, offset, and statistical functions
• Understand how the SQL standard supports ordered set functions, and find working solutions for functions not yet available in the language
• Preview advanced Row Pattern Recognition (RPR) data analysis techniques
• Optimize window functions in SQL Server and Azure SQL Database, making the most of indexing, parallelism, and more
• Discover a full library of window function solutions for common business problems

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