count_if
Aggregates boolean values. Returns the number of TRUE boolean values.
Returns: integer
Table 1.
Parameter | Type | Description |
|---|---|---|
value | boolean | The values to count |
Example
Query
PREFIX : <https://ddw-doccorp.linked.data.world/d/sparql-aggregation-sample-queries/>
PREFIX agg: <http://data.world/function/aggregate#>
SELECT (agg:countIf(?foo > 3) AS ?count_if)
{
[ :col-aggregations-foo ?foo ]
}Table 1. Results
count_if |
|---|
4 |