@Override
public Query apply(Function input, Context context) {
assert input != null;
assert input.arguments().size() == 1;
Symbol arg = input.arguments().get(0);
if (arg.symbolType() != SymbolType.REFERENCE) {
return null;
}
Reference reference = (Reference) arg;
String columnName = reference.info().ident().columnIdent().fqn();
QueryBuilderHelper builderHelper = QueryBuilderHelper.forType(reference.valueType());
BooleanFilter boolFilter = new BooleanFilter();
boolFilter.add(
builderHelper.rangeFilter(columnName, null, null, true, true),
BooleanClause.Occur.MUST_NOT);
return new FilteredQuery(Queries.newMatchAllQuery(), boolFilter);
}
