1. Thanks to All Sponsors
Gold Sponsors
Silver Sponsor
Bronze Sponsor

2. Moving from Excel Formulas to
Wyn Hopkins
Moving from Excel Formulas to
DAX

3. Moving from Excel Formulas to
Wyn Hopkins
Director:
Moving from Excel Formulas to
DAX
ata
analysis
E pressions
Wyn Hopkins

4. Microsoft Data Insights Summit
11/1/2019 1:38 PM
POWER BI GROWTH
Power Pivot & DAX
2010
July 2015
June 2019
© 2016 Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

5. What is the difference? Measures Formulas
Useful Information - that’s all that business intelligence is, it’s all about getting your hands on useful information
BI is UI
What makes Information Useful?

6. Excel Formula DAX Reference Ranges (1 cell is a range) and can apply
TRUE / FALSE criteria
Reference Columns and calculate after Filters are applied
SUM SUMIFS INDEX MATCH / VLOOKUP
SUM SUMIFS XLOOKUP
SUM SUM after FILTERS Relationships not formula
Lots of Requirements Gathering, involving a business analyst would document and then translate this to the developer
There would then be a long and expensive process = 12 months +
Biggest issue with traditional solutions: We normally don’t know what we want until we see something and then we can decide what works and what is missing. Often with traditional BI Solutions this is then deemed “out of scope” and it’s too late
You must “imagine” what how filters are going to be applied
Ranges are selected while building Formula

7. PBI has a couple of extra functions and features
DAX in Excel
DAX in POWER BI
Lots of Requirements Gathering, involving a business analyst would document and then translate this to the developer
There would then be a long and expensive process = 12 months +
Biggest issue with traditional solutions: We normally don’t know what we want until we see something and then we can decide what works and what is missing. Often with traditional BI Solutions this is then deemed “out of scope” and it’s too late
PBI has a couple of extra functions and features

8. Excel Formula DAX Demo… 11/1/2019 1:38 PM
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

9. You can use VARIABLES in Excel 2016+
11/1/2019 1:38 PM
Card visual in Excel
You can use VARIABLES in Excel 2016+
DAX missing from Excel
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

10. Excel Formula
DAX
FACT Tables have to be widened (Additional Helper columns added)
Formulas Written with use and context being abstract
Manual re-writing of formulas for different views or for “new data”
Need to understand the Data Model to understand the formula
Big Data volumes = Slow / Crash
Lots of Requirements Gathering, involving a business analyst would document and then translate this to the developer
There would then be a long and expensive process = 12 months +
Biggest issue with traditional solutions: We normally don’t know what we want until we see something and then we can decide what works and what is missing. Often with traditional BI Solutions this is then deemed “out of scope” and it’s too late
Amazingly Portable
Amazingly Fast
More Reliable?
Pivots expand automatically
Easier to Workaround / Hack.

11. 11/1/2019 1:38 PM
Next Steps…
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

12. Modern Excel and Power BI Meetup Perth
11/1/2019 1:38 PM
Google: Excel Tech Community Power BI Community
Modern Excel and Power BI Meetup Perth
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

13. Connect Google: Wyn Hopkins
11/1/2019 1:38 PM
Connect Google: Wyn Hopkins
@wynhopkins
Wyn Hopkins
accessanalytic.com.au/blog
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.

14. Thanks to All Sponsors
Gold Sponsors
Silver Sponsor
Bronze Sponsor

15. Moving from Excel Formulas to DAX
11/1/2019 1:38 PM
Wyn Hopkins
Director: Access Analytic
Moving from Excel Formulas to
DAX
© Microsoft Corporation. All rights reserved. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.