Microsoft Sql Server 2012 High-performance T-sql Using Window Functions
by Itzik Ben-Gan /
2012 / English / PDF
17 MB Download
Apply powerful window functions in T-SQL—and increase the
performance and speed of your queries
Apply powerful window functions in T-SQL—and increase the
performance and speed of your queries
Optimize your queries—and obtain simple and elegant solutions
to a variety of problems—using window functions in
Transact-SQL. Led by T-SQL expert Itzik Ben-Gan, you’ll learn
how to apply calculations against sets of rows in a flexible,
clear, and efficient manner. Ideal whether you’re a database
administrator or developer, this practical guide demonstrates
ways to use more than a dozen T-SQL querying solutions to
address common business tasks.
Optimize your queries—and obtain simple and elegant solutions
to a variety of problems—using window functions in
Transact-SQL. Led by T-SQL expert Itzik Ben-Gan, you’ll learn
how to apply calculations against sets of rows in a flexible,
clear, and efficient manner. Ideal whether you’re a database
administrator or developer, this practical guide demonstrates
ways to use more than a dozen T-SQL querying solutions to
address common business tasks.
Discover how to:
Discover how to:Go beyond traditional query approaches to express set
calculations more efficiently
Go beyond traditional query approaches to express set
calculations more efficientlyDelve into ordered set functions such as rank,
distribution, and offset
Delve into ordered set functions such as rank,
distribution, and offsetImplement hypothetical set and inverse distribution
functions in standard SQL
Implement hypothetical set and inverse distribution
functions in standard SQLUse strategies for improving sequencing, paging, filtering,
and pivoting
Use strategies for improving sequencing, paging, filtering,
and pivotingIncrease query speed using partitioning, ordering, and
coverage indexing
Increase query speed using partitioning, ordering, and
coverage indexingApply new optimization iterators such as Window Spool
Apply new optimization iterators such as Window SpoolHandle common issues such as running totals, intervals,
medians, and gaps
Handle common issues such as running totals, intervals,
medians, and gaps