Skip to main content
cancel
Showing results for 
Search instead for 
Did you mean: 

Data Days is here! Join us now for 60+ days of learning, challenges, and connection. Learn more

Reply
Anonymous
Not applicable

Copy the value of a column based on condition

i have a following table.

 

column1    Column2

     2                0

     5

     6                0

     12

 

if column2 having null value copy the column1 value. if column2 having 0 value return 0

 

 

expected output

   0

   5

   0

  12

2 ACCEPTED SOLUTIONS
MattAllington
Community Champion
Community Champion

In power query, goto add column, custom column and write a formula (Case sensitive)

 

= if [column2] = null then [column1] else [column2]



* Matt is an 8 times Microsoft MVP (Power BI) and author of the Power BI Book Supercharge Power BI.
I will not give you bad advice, even if you unknowingly ask for it.

View solution in original post

Anonymous
Not applicable

@Anonymous,

Another method is to create a calcualted column using DAX below.

Column = IF(ISBLANK(YourTable[Column2]),YourTable[column1],YourTable[Column2])

Capture.PNG

Regards,
Lydia

View solution in original post

2 REPLIES 2
Anonymous
Not applicable

@Anonymous,

Another method is to create a calcualted column using DAX below.

Column = IF(ISBLANK(YourTable[Column2]),YourTable[column1],YourTable[Column2])

Capture.PNG

Regards,
Lydia

MattAllington
Community Champion
Community Champion

In power query, goto add column, custom column and write a formula (Case sensitive)

 

= if [column2] = null then [column1] else [column2]



* Matt is an 8 times Microsoft MVP (Power BI) and author of the Power BI Book Supercharge Power BI.
I will not give you bad advice, even if you unknowingly ask for it.

Helpful resources

Announcements
Fabric Data Days is here Carousel

Fabric Data Days 2026

Don't miss out on Data Days, June 15 through August 7. Learn Fabric, Power BI, SQL, AI and more.

May Power BI Update Carousel

Power BI Monthly Update - May 2026

Check out the May 2026 Power BI update to learn about new features.

Power BI DataViz World Championships carousel

Power BI DataViz World Championships - June 2026

A new Power BI DataViz World Championship is coming this June! Don't miss out on submitting your entry.