$total

Sums a set of values, excluding those in which the expression is $Null.

Syntax

$total(expression)

Parameters

expression

any expression

Return Value

Number.

Comments

Expression is often a WHERE expression that includes only selected values in the totalling operation. If the WHERE expression (expr1 WHERE expr2) is true, the expr1 value is included in the operation; otherwise, expression is considered $Null and is not included.

Example

compute Employees where DeptName="Sales" \
 evaluate(let TotSal = $total(Salary)) \
  (let TotSalF = $total(Salary where Sex = "F"))

Finds the total of all employees' salaries, and the total of the salaries of all female employees, in the Sales department.

 

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