Microsoft SQL Server 2012 High-Performance T-SQL Using Window Functions (Developer Reference)

Microsoft SQL Server 2012 High-Performance T-SQL Using Window Functions (Developer Reference)

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<p> <b>Apply powerful window functions in T-SQL€"and increase the performance and speed of your queries</b> <p>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. <p>Discover how to: <ul> <li>Go beyond traditional query approaches to express set calculations more efficiently <li>Delve into ordered set functions such as rank, distribution, and offset <li>Implement hypothetical set and inverse distribution functions in standard SQL <li>Use strategies for improving sequencing, paging, filtering, and pivoting <li>Increase query speed using partitioning, ordering, and coverage indexing <li>Apply new optimization iterators such as Window Spool <li>Handle common issues such as running totals, intervals, medians, and gaps </ul>