Foreword

Maybe you don’t know our names. We spend our days writing the code for the software you use in your daily job: We are part of the development team of Power BI, SQL Server Analysis Services, and . . . yes, we are among the authors of the DAX language and the VertiPaq engine.

The language you are going to learn using this book is our creature. We spent years working on this language, optimizing the engine, finding ways to improve the optimizer, and trying to build DAX into a simple, clean, and sound language to make your life as a data analyst easier and more productive.

But hey, this is intended to be the foreword of a book, no more words about us! Why are we writing a foreword for a book published by Marco and Alberto, the SQLBI guys? ...

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