DISTINCTCOUNT function (DAX) - DAX | Microsoft Learn
learn.microsoft.com › en-us › daxJun 21, 2022 · You can use columns containing any type of data. When the function finds no rows to count, it returns a BLANK, otherwise it returns the count of distinct values. DISTINCTCOUNT function counts the BLANK value. To skip the BLANK value, use the DISTINCTCOUNTNOBLANK function. This function is not supported for use in DirectQuery mode when used in calculated columns or row-level security (RLS) rules.
GROUPBY function (DAX) - DAX | Microsoft Learn
learn.microsoft.com › en-us › daxJun 21, 2022 · GROUPBY is primarily used to perform aggregations over intermediate results from DAX table expressions. For efficient aggregations over physical tables in the model, consider using SUMMARIZECOLUMNS or SUMMARIZE function. This function is not supported for use in DirectQuery mode when used in calculated columns or row-level security (RLS) rules.
PowerBI DAX get COUNT DISTINCT with …
https://stackoverflow.com/questions/52873995Viewed 7k times. 2. I have got this following SQL query that gives me the correct value from the database. SELECT SUM ( DISTINCT_ORDER_NUMBERS ) FROM ( SELECT STORE_KEY, COUNT ( DISTINCT TRANSACTION_NUM ) AS DISTINCT_ORDER_NUMBERS, DATE_KEY, TRANSACTION_TYPE_KEY FROM Pos_Data GROUP BY STORE_KEY, DATE_KEY, TRANSACTION_TYPE_KEY ) AS A.