By Alberto Ferrari,Marco Russo

Renowned DAX specialists Alberto Ferrari and Marco Russo educate you ways to layout information types for optimum potency and effectiveness.

 

How are you able to use Excel and gear BI to achieve actual insights into your info? As you research your info, how do you write a formulation that offers the numbers you would like? The solutions to either one of those questions lie with the information version. This e-book introduces the elemental ideas for shaping facts versions in Excel and tool BI. It’s intended for readers who're new to information modeling in addition to for skilled info modelers searching for assistance from the specialists. so that you can use energy BI or Excel to investigate facts, the numerous real-world examples during this booklet might help you examine your stories in a distinct way–like skilled info modelers do. As you’ll quickly see, with the suitable information version, the right kind solution is often an easy one!

 

By examining this publication, you will:

• achieve an figuring out of the fundamentals of information modeling, together with tables, relationships, and keys

• make yourself familiar with celebrity schemas, snowflakes, and customary modeling techniques

• research the significance of granularity

• notice tips to use a number of truth tables, like revenues and purchases, in a fancy information model

• deal with calendar-related calculations through the use of date tables

• music historic attributes, like earlier addresses of shoppers or supervisor assignments

• Use snapshots to compute volume on hand

• paintings with a number of currencies within the best way

• study occasions that experience intervals, together with overlapping durations

• examine what info version you want to resolution your particular enterprise questions

 

About This Book

• For Excel and tool BI clients who are looking to make the most the complete energy in their favourite tools

• For BI execs looking new rules for modeling data

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