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Product Description
SQL functions are special commands for manipulating data. The international SQL standard defines many functions implemented by all major RDBMS vendors. This comprehensive SQL functions reference enables you to quickly master SQL function data manipulation in any database. First, the book presents the basics you need to use standard SQL functions with any database. Then the expert authors take you into the core reference material for built-in and user-defined SQL functions in each major RDBMS product. Packed with examples, you’ll immediately learn to apply standard functions and extend your power with functions you define.
You’ll learn all of this from a core author team from Perpetual Technologies, Inc. These experts have extensive experience with Oracle®, SQL Server, Sybase, DB2®, and MySQL®, database design and management for some of the world’s largest corporations and government agencies.
What you will learn from this book
* How to cross-reference different SQL implementations and integrate data from different vendor products
* Ways to create custom functions using vendors’ procedural extensions
* Numerous SQL implementations, such as ANSI SQL, Oracle®, Microsoft® SQL Server®, Sybase, MySQL®, IBM®DB2®, and PostgreSQL

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