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# Expression error
I am creating a new custom column for a table with more than 30 columns. I am trying to create a new column with IF and ELSE Statement but getting the below error. Please let me know the correct sy...
Ah, ok.
You want to do this in DAX, not in Power Query. Create a DAX measure like this:
_Overr_ct_pct = VAR __idCount = COUNT(yourTable[Overr_ct]) VAR __total = CALCULATE( COUNT(yourTable[Overr_ct]), REMOVEFILTERS(yourTable), VALUES(yourTable[id]) ) RETURN IF( MAX(yourTable[Keep_num]) = 1, // If [Keep_num] is a measure you can remove the MAX() and 'yourTable' bits DIVIDE(__idCount, __total, 0) )Select this new measure from the Fields list, go to the Measure Tools tab, change the format to Percent:
Pete
Hi,
I want the result as bottom screenshot.
- BA_Pete
Super User
Ah, ok.
You want to do this in DAX, not in Power Query. Create a DAX measure like this:
_Overr_ct_pct = VAR __idCount = COUNT(yourTable[Overr_ct]) VAR __total = CALCULATE( COUNT(yourTable[Overr_ct]), REMOVEFILTERS(yourTable), VALUES(yourTable[id]) ) RETURN IF( MAX(yourTable[Keep_num]) = 1, // If [Keep_num] is a measure you can remove the MAX() and 'yourTable' bits DIVIDE(__idCount, __total, 0) )Select this new measure from the Fields list, go to the Measure Tools tab, change the format to Percent:
Pete