Tutorial with example
In the video below, we will go through: how to use SUM() and SUMX(), the difference between them and when should we use one vs the other.
The DAX SUM function calculates the sum of all numbers in a column while the DAX SUMX function returns the sum of an expression for each row in a table.
02:28 Create a measure to calculate the total sales using SUMX function
03:40 Create a calculated column for total sales (row by row)
05:16 Create a measure to calculate the total sales using SUM function
06:00 Difference between SUM and SUMX
Download example file:
For this you need the Northwind dataset: https://www.youtube.com/watch?v=k3NMI…
or you can download our example directly: here.
If any rows contain non-numeric values, blanks are returned.
If you want to filter the values that you are summing, you can use the SUMX function and specify an expression to sum over.