How do you see if there are duplicates in power bi?
Click the Transform tab and then click Group By in the Table group. In the resulting dialog, Power Query populates the first three dropdowns with the selected column names. Name the column Find Duplicates and choose Count Rows from the Operation dropdown.
How do I filter duplicates in DAX?
We can deduplicate any data based on a column using a DAX function called DISTINCT Function. In other words, the DISTINCT Function carries out DAX deduplication based on the column. There are two versions of the DISTINCT Function, DISTINCT (Column) and DISTINCT(table).