Method DistinctPredicate

src/QLPredicate.actor.cpp:521–521

Distinct Predicate

// Distinct Predicate
DistinctPredicate::DistinctPredicate(const std::string& fieldName) : _fieldName(fieldName) {}

Future<bool> DistinctPredicate::evaluate(Reference<IReadContext> const& context) {
	Future<DataValue> fdv = getMaybeRecursive(context, StringRef());