Your definitive guide to SAS indexes using Do you struggle with the problem of extracting data from large SAS data sets? Let this example-driven book guide you to the many ways you can use SAS indexes to reduce the computer resources needed to process large SAS data sets, which leads to a faster computer programs and costs reduced. How to create an index with DATA step and with SAS procedures. Four construction program that will get SAS to use your index. Whether you're a novice SAS users trying to understand SAS indexes, advanced user looking for a reference, or SAS programmer working with large data sets, this book is written for you!