Bộ sách luyện thi ETS 2023 LC&RC
199,000₫
299,000₫
T-SQL Window Functions For Data Analysis and Beyond ( sách gia công, bìa mềm )
Thể loại:Computers - Programming
Năm:2015
In lần thứ:1
Ngôn ngữ:english
Trang:781
T-SQL insiders help you tackle your toughest queries and query-tuning problems
Squeeze maximum performance and efficiency from every T-SQL query you write or tune. Four leading experts take an in-depth look at T-SQL’s internal architecture and offer advanced practical techniques for optimizing response time and resource usage. Emphasizing a correct understanding of the language and its foundations, the authors present unique solutions they have spent years developing and refining. All code and techniques are fully updated to reflect new T-SQL enhancements in Microsoft SQL Server 2014 and SQL Server 2012.
Write faster, more efficient T-SQL code:
Move from procedural programming to the language of sets and logic
Master an efficient top-down tuning methodology
Assess algorithmic complexity to predict performance
Compare data aggregation techniques, including new grouping sets
Efficiently perform data-analysis calculations
Make the most of T-SQL’s optimized bulk import tools
Avoid date/time pitfalls that lead to buggy, poorly performing code
Create optimized BI statistical queries without additional software
Use programmable objects to accelerate queries
Unlock major performance improvements with In-Memory OLTP
Master useful and elegant approaches to manipulating graphs
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