Ian Horne Poradie kníh

Implement business intelligence (BI), data modeling, and data analytics within Microsoft products like Power BI, SQL Server, and Excel. Key features include understanding DAX expressions and querying functions through easy examples, manipulating complex data, and optimizing BI workflows to extract insights. Data Analysis Expressions (DAX) enhances efficiency by extracting new information from existing data models. This book teaches DAX's functionality and flexibility in BI and data analytics. You'll start with the basics, learning the importance of good data models and how to write efficient DAX formulas using variables and formatting styles. The book guides you through optimizing BI workflows with powerful DAX queries and manipulating data within Microsoft products. You'll build and extend data models for deeper insights and explore progressive DAX syntax and functions to understand complex relationships. Key DAX functions related to tables, date and time, filtering, and statistics are covered, along with advanced topics like optimizing queries using the formula and storage engines. By the end, you'll gain hands-on experience in employing DAX to enhance data models and extract new insights. This book is ideal for data analysts, business analysts, and BI developers looking to deepen their understanding of DAX and data modeling.