Extracts property names from a filter. Names are expected to either be qualified with the
feature type name (e.g. mysft.myattr), or be unambiguous among the feature types being queried.
Annotations
@deprecated
Deprecated
Linear Supertypes
DuplicatingFilterVisitor, ExpressionVisitor, FilterVisitor, AnyRef, Any
Extracts property names from a filter. Names are expected to either be qualified with the feature type name (e.g. mysft.myattr), or be unambiguous among the feature types being queried.