T-SQL Window Functions: For data analysis and beyond, 2nd Edition

T-SQL Window Functions: For data analysis and beyond, 2nd Edition Front Cover
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2019-11-23
352 pages

Book Description

Use window to write simpler, better, more efficient queries

Most T-SQL developers recognize the value of window functions for data analysis calculations. But they can do far more, and recent optimizations make them even more powerful. In T-SQL Window Functions, renowned T-SQL expert Itzik Ben-Gan introduces breakthrough techniques for using them to handle many common T-SQL querying tasks with unprecedented elegance and power. Using extensive code examples, he guides you through window aggregate, ranking, , offset, and ordered set functions. You’ll find a detailed section on optimization, plus an extensive collection of business solutions — including novel techniques available in no other book.

MVP Itzik Ben-Gan shows how to:

  • Use window functions to improve queries you previously built with predicates
  • Master essential SQL windowing concepts, and efficiently 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 SQL Database, making the most of indexing, parallelism, and more
  • Discover a full library of window function solutions for common business problems

About This Book

  • For developers, DBAs, data analysts, data scientists, BI professionals, and power users familiar with T-SQL queries
  • Addresses any edition of the SQL Server 2019 database engine or later, as well as Azure SQL Database

Get all code samples at:

MicrosoftPressStore.com/TSQLWindowFunctions/downloads

Book Details

  • Title: T-SQL Window Functions: For data analysis and beyond, 2nd Edition
  • Author:
  • Length: 352 pages
  • Edition: 2
  • Language: English
  • Publisher:
  • Publication Date: 2019-11-23
  • ISBN-10: 0135861446
  • ISBN-13: 9780135861448