Union
Last updated
Last updated
The Union()
function produces a concept set with all the concepts from a collection of concept sets and concepts (needs the List() function to combine literal sets and concepts).
Combining concepts and concept sets into a new concept set can also be achieved using addition (+).
Read general information about Concepts and Ontology
This function is NOT SQL compatible. For more information about SQL compatibility, see our documentation.
Returns a new concept set with all concepts provided in the parameter list. This collection can contain concepts from different parents.
Returns Unknown
if one of the parameter values is unknown.
Name | Type | Required | Description |
---|---|---|---|
List(concepts | concept_sets)
A list of concepts and/or concept-sets
a list of separate concepts or concept-sets