Power BI is turning 10! Tune in for a special live episode on July 24 with behind-the-scenes stories, product evolution highlights, and a sneak peek at what’s in store for the future.
Save the dateEnhance your career with this limited time 50% discount on Fabric and Power BI exams. Ends August 31st. Request your voucher.
Hi,
I want to calculate the time difference (datediff) in days between two dates: Timestamp and Date (blue). But I want to calculate this difference for the first date of date, for every IDs. If it is not the first date, it should return an empty value.
An example:
Thanks in advance
@Ley022 , Logic is not very clear.
You can try like
new column =
var _min = minx(filter(table,[Id] =earlier([ID])),[Date])
return
if([Date]=_min , datediff([date], [timestamp], day), blank())
Check out the July 2025 Power BI update to learn about new features.
User | Count |
---|---|
25 | |
10 | |
7 | |
6 | |
6 |
User | Count |
---|---|
30 | |
11 | |
11 | |
10 | |
6 |