DAX

Technical Article

Level 28: DAX Text Functions: The DAX Extract & Modify Functions: LEFT(), RIGHT(), MID(), REPLACE(), SUBSTITUTE()

  • Stairway Step

Business Intelligence Architect, Data Analyst, CPA, and author Bill Pearson introduces a subseries surrounding the DAX Text Functions, including LEFT(), RIGHT(), MID(), REPLACE(), and SUBSTITUTE() and breaks out the operational groups of functions involved. Next, he introduces the “Extract and Modify” group of text functions as the focus of this Level. Finally, he identifies and examines each functional member of the “Extract and Modify

You rated this post out of 5. Change rating

2026-02-04

1,463 reads

External Article

INFO.VIEW DAX Functions Usage and Examples

  • Article

In the December 2023 Microsoft Power BI Desktop release, more than 50 new INFO DAX functions were added. They all start with “INFO.” and return the same result as corresponding data management views (DMVs) that were available before only using a SQL-like syntax. With these new DAX functions, you can use the recently added DAX query to get metadata about your semantic mode

2025-03-10

Stairway to DAX and Power BI

Level 27: Time Intelligence – Dates Functions: The DAX “Parallel Period” and “Same Period Last Year” Functions

  • Stairway Step

Business Intelligence Architect, “Analysis Services Maestro, and author Bill Pearson introduces two somewhat similar DAX Time Intelligence functions related to “parallel” Date periods: PARALLELPERIOD() and SAMEPERIODLASTYEAR(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

You rated this post out of 5. Change rating

2024-01-24

1,805 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI Level 26: Time Intelligence – Dates Functions: The DAX “Total to Date” Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces three similar DAX Time Intelligence functions related to Date: TOTALMTD(), TOTALQTD(), and TOTALMYD(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

(1)

You rated this post out of 5. Change rating

2024-01-16 (first published: )

947 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI Level 25: Time Intelligence – Dates Functions: The DAX CLOSINGBALANCE*() Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces three similar DAX Time Intelligence functions related to Date: CLOSINGBALANCEMONTH(), CLOSINGBALANCEQUARTER(), and CLOSINGBALANCEYEAR(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

(1)

You rated this post out of 5. Change rating

2024-01-16 (first published: )

860 reads

Stairway to DAX and Power BI

Level 24: Time Intelligence – Dates Functions: The DAX OPENINGBALANCE*() Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces three similar DAX Time Intelligence functions related to Date: OPENINGBALANCEMONTH(), OPENINGBALANCEQUARTER(). and OPENINGBALANCEYEAR(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

You rated this post out of 5. Change rating

2024-01-16 (first published: )

1,476 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 23: Time Intelligence – Dates Functions: The DAX PREVIOUS() Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces four very similar DAX Time Intelligence functions related to Date: PREVIOUSDAY(), PREVIOUSMONTH(). PREVIOUSQUARTER() and PREVIOUSYEAR(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

(2)

You rated this post out of 5. Change rating

2024-01-16 (first published: )

1,092 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 22: Time Intelligence – Dates Functions: The DAX NEXT() Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces four very similar DAX Time Intelligence functions related to Date: NEXTDAY(), NEXTMONTH(). NEXTQUARTER() and NEXTYEAR(). He discusses the syntax, uses and operation of each function, and then provides hands-on exposure to it in Power BI.

You rated this post out of 5. Change rating

2024-01-16 (first published: )

1,240 reads

Blogs

Identity Columns Can’t Be Updated: #SQLNewBlogger

By

I’m not sure I knew identity column values could not be updated. I ran...

Rolling Back a Broken Release

By

We had an interesting discussion about deployments in databases and how you go forward...

A bespoke reporting solution doesn’t have to cost the earth

By

You could be tolerating limited reporting because there isn’t an off the shelf solution...

Read the latest Blogs

Forums

Can someone please explain what happens?

By skeleton567

I have mentioned this several times over several years.  Can someone please help me...

SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0

By tim8w

SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...

Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform

By John Miner

Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...

Visit the forum

Question of the Day

Creating JSON III

In a SQL Server 2025 table, called Beer, I have this data:

BeerIDBeerName
1Becks
2Fat Tire
3Mac n Jacks
4Alaskan Amber
8Kirin
I run this code:
SELECT JSON_OBJECTAGG(
    BeerID: BeerName )
FROM beer;
What are the results?

See possible answers