Foreword
In my many years of managing the development of some of the core data manipulation languages of SAS, such as the DATA step, DS2, PROC SQL, and FedSQL, I have come to appreciate the value of education. It doesn’t matter how good the technology is if it is not understood by the people it is intended to benefit. And simply collecting the facts into a volume is not the same as teaching a subject.
With his new book, Mastering the SAS DS2 Procedure: Advanced Data-Wrangling Techniques, Second Edition, Mark has succeeded in providing an extremely concise introduction to not only the syntax of the SAS DS2 language but, more importantly, to the objectives of the language. He builds his examples systematically in a way that keeps readers turning ...
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