Bill Pearson


Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 17: Time Intelligence Functions: The DAX DATEADD() Function

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces the DAX DATEADD() function, discussing its syntax, uses and operation. He then provides hands-on exposure to DATEADD(), focusing largely upon a popular use in creating prior-period values at multiple Date hierarchy levels.

You rated this post out of 5. Change rating

2026-04-15 (first published: )

2,703 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 18: Time Intelligence Dates Functions

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces five DAX Time Intelligence functions related to Dates: DATESBETWEEN(), DATESINPERIOD(), DATESMTD(), DATESQTD(), and DATESYTD(). He discusses the syntax, uses and operation of each, and then provides hands-on exposure to the functions in Power BI.

You rated this post out of 5. Change rating

2026-04-15 (first published: )

2,231 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 2: The DAX COUNTROWS() and FILTER() Functions

Bill Pearson, business intelligence architect and author, exposes the DAX COUNTROWS() and FILTER() functions, while generally exploring, comparing and contrasting the nature and operation of calculated columns and calculated measures, in the second Level of our Stairway to PowerPivot and DAX series.

(1)

You rated this post out of 5. Change rating

2026-04-15 (first published: )

23,754 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 20: Time Intelligence – Date Functions: ENDOFMONTH(), ENDOFQUARTER(), ENDOFYEAR()

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces three DAX Time Intelligence functions related to the End of Periods: ENDOFMONTH(), ENDOFQUARTER(), and ENDOFYEAR(). He discusses the syntax, uses and operation of each, and then provides hands-on exposure to the function in Power BI.

You rated this post out of 5. Change rating

2026-04-15 (first published: )

1,196 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 21: Time Intelligence – Dates Functions: FIRSTDATE() and LASTDATE()

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces two DAX Time Intelligence functions related to the Date: FIRSTDATE(), and LASTDATE(). 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

2026-04-15 (first published: )

5,131 reads

Stairway to DAX and Power BI

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

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

2026-04-15 (first published: )

1,267 reads

Stairway to DAX and Power BI

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

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

2026-04-15 (first published: )

1,115 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 3: The DAX DISTINCT() Function and Basic Distinct Counts

Bill Pearson, Business Intelligence architect and author, exposes the DAX DISTINCT() function, and then provides some hands-on exposure to its use in generating distinct counts. Moreover, he further explores working with measures in the PivotTable in this, the third Level of our new Stairway to PowerPivot and DAX series.

You rated this post out of 5. Change rating

2026-04-15 (first published: )

11,494 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 5: The DAX ISBLANK() Function

Business Intelligence architect, Analysis Services Maestro, and author Bill Pearson exposes the DAX ISBLANK() function, and then provides some hands-on exposure to its use, particularly in combination with other DAX functions, in managing empty values underlying our PowerPivot model designs.

(1)

You rated this post out of 5. Change rating

2026-04-15 (first published: )

8,276 reads

Blogs

Automatic Index Compaction

By

Index maintenance has always meant nightly jobs and a window you have to defend....

Monday Monitor Tips: Virtual Machine Usage and Cost

By

One of the things I’ve been requesting for a number of years is cost...

Advice I Like: Respect

By

“Don’t aim to have others like you; aim to have them respect you.” –...

Read the latest Blogs

Forums

SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About

By Terry Jago

Comments posted to this topic are about the item SQL Art, Part 4: Happy...

SQL Server Still Wins

By Steve Jones - SSC Editor

Comments posted to this topic are about the item SQL Server Still Wins

DBCC CHECKDB Limits I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item DBCC CHECKDB Limits I

Visit the forum

Question of the Day

DBCC CHECKDB Limits I

When running DBCC CHECKDB on SQL Server 2025, can I specify only the Resource Database?

See possible answers