Mastering the SAS DS2 Procedure: Advanced Data Wrangling by Mark Jordan

By Mark Jordan

improve your SAS® information wrangling talents with excessive precision and parallel facts manipulation utilizing the hot DS2 programming language.

This publication addresses the hot DS2 programming language from SAS, which mixes the right procedural strength and keep watch over of the bottom SAS information step language with the simplicity and suppleness of SQL. DS2 presents easy, secure syntax for appearing advanced facts adjustments in parallel and allows manipulation of local database facts varieties at complete precision. It additionally introduces PROC FEDSQL, a modernized SQL language that blends completely with DS2. you'll discover ways to harness the facility of parallel processing to hurry up CPU-intensive computing procedures in Base SAS and the way to accomplish much more pace by way of processing DS2 courses on vastly parallel database platforms. ideas for leveraging web APIs to procure info, averting huge information hobbies whilst operating with info from disparate resources, and leveraging DS2’s new information kinds for full-precision numeric calculations are offered, with examples of why those innovations are crucial for the trendy information wrangler.

While operating in the course of the code samples supplied with this booklet, you are going to construct a library of customized, reusable, and simply shareable DS2 application modules, execute parallelized information step courses to hurry up a CPU-intensive technique, and behavior complicated info differences utilizing hash gadgets and matrix math operations.

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