title: DAX Power BI occurrences of character in string
body: <p>-- my DAX formula is unable to count the occurrences of a "," (comma) in a string from Column2, in a specific "Category" row. --</p>
  
  <p>Formula = CALCULATE(
  COUNTAX( FILTER ('Query1', 'Query1'[Col1] = "Category", 'Query1'[Col2] = ",") )
  )</p>
  
  <p>-- Any suggestions? --</p>