Forum Discussion
Mark as date
I would like to mark as date a column to create a map too show the variation of the defect number. I can't do it : when I select the column I want as date an error appears: "The date column must ...
You need to create a date table with unique continuous vales of dates covering the range of dates in the model. You can do this in Power Query or by creating a new table using the DAX functions CALENDAR or CALENDARAUTO.
Do you have sample data or PBIX file?
You could create a calculated table with CALENDAR function or CALENDARAUTO function.
Calendar table = CALENDAR(MIN('table'[date]), MAX('table'[date]))
Then you could create the relationships between the Calendar table and your original table.