Question

Lookml sum reguardless of sign?

  • 17 September 2019
  • 2 replies
  • 296 views

Hello Everyone,

I am new to looker and I am trying to figure out how to make sum 1 positive number and 1 negative number together regardless of the sign, example:


measure: sales_quality {

type: sum

sql: ${sale_quality}

;;

}


in this “sale_quality” field, negative number could exist but we want to treat it as a positive number, so when we sum -1 and 2 together, we got 3. thank you!


2 replies

What you want is called “absolute value”. Most SQL dialects support some kind of function for this like https://cloud.google.com/bigquery/docs/reference/standard-sql/functions-and-operators#abs or https://www.w3schools.com/sql/func_sqlserver_abs.asp.


adding that to the sql: parameter should compute the sum of absolute value (ie: always positive).

thank you Jackson

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