MarkLogic 10 Product Documentationop:case
op:case( $when as map:map+, $otherwise as item()* ) as map:map
Summary
This function returns the specified valueExpression if
the specified valueExpression is true.
Otherwise, it returns null.
| Parameters | |
|---|---|
| $when | One or more op:when expressions. |
| $otherwise |
The value expression to return if none of the
op:when expressions is true.
|
Example
xquery version "1.0-ml";
import module namespace op="http://marklogic.com/optic"
at "/MarkLogic/optic.xqy";
let $employees := op:from-view("main", "employees")
return $employees
=> op:select(("EmployeeID", op:as("cased", op:case((
op:when(op:eq(op:col("EmployeeID"), 2), "second"),
op:when(op:eq(op:col("EmployeeID"), 3), "third")),
"otherwise"
))))
=> op:result()