What to use to Dynamically Write a Date Dimension in Power BI: M or DAX? — Desert Isle SQL

Recently I needed to create a date dimension for a Power BI model as there was not one in the source database. There are two different ways that I could do this, using DAX from the Modeling Tab within the Data View or using M via the Query Editor window. As a general rule, when…

über What to use to Dynamically Write a Date Dimension in Power BI: M or DAX? — Desert Isle SQL

Links und Lesestoff für laue Sommerabende

Es gäbe so viele interessante Berichte, die ich gerne studieren würde. Nur leider fehlt mir im Moment komplett die Zeit. Hier eine kleine Auswahl der Artikel, die ich mir vorgemerkt habe. Hoffe, dass ich das in den paar Tagen Urlaub, die mir bevorstehen, nachholen kann :

https://docs.microsoft.com/en-us/azure/analysis-services/analysis-services-create-server

http://www.talavant.com/blog/2016/12/12/ssis-data-streaming-destination-to-powerbi

https://powerusers.microsoft.com/t5/Connecting-To-Data/Execute-Stored-procedure-with-On-Premises-Gateway-server/m-p/9429#M630

https://parserr.com/

https://community.powerbi.com/t5/Webinars-and-Video-Gallery/Power-BI-and-Microsoft-Flow-Monitoring-your-data/m-p/203049

https://dhexcel1.wordpress.com/2017/07/20/excel-super-links-103-shared-by-david-hager/

https://azure.microsoft.com/en-us/blog/super-charge-power-bi-with-azure-analysis-services/?utm_content=bufferfa2d5&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer

Exporting Power Query tables to SQL Server

http://johnliu.net/blog/2017/7/building-non-json-webservices-with-flow

How to try out Dynamics 365 Financials in countries, where it’s not official published — What about Dynamics NAV

In countries like Austria Dynamics 365 Financials is not official published. Therefore people in these countries cannot try it out using there local business email account, they cannot learn, how to use it, cannot write postings about Dynamics 365 topics. Also to be an Dynamics NAV MVP does not help here. It would be nice, if […]

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Power BI and Regular Expressions

Phil Seamark on Power BI

I read a quote somewhere along the lines of…

If you are trying to solve a problem with regular expressions...
you now have two problems

This seems a little harsh for a useful tool that has been with us for what seems a very long time.  Plenty of languages offer support for RegEx string searching and pattern matching but not so far in Power BI Desktop.

I thought I would share a simple and quick way to enable the use of RegEx in Power BI.

This could be useful in a number of ways.  RegEx patterns could help validate strings from source systems:

  • Valid email addresses
  • URLs
  • IP addresses
  • Product Codes
  • Stripping numbers or texts from strings

I’m going to look at the first scenario and demonstrate with a simple exercise how you might use RegEx to test if email addresses are valid.

DAX and M don’t have any dedicated…

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