presto-main/src/main/java/io/prestosql/sql/analyzer/AggregationAnalyzer.java/AggregationAnalyzer/visitRow
class AggregationAnalyzer:        @Override
        protected Boolean visitRow(Row node, final Void context)
        {
            return node.getItems().stream()
                    .allMatch(item -> process(item, context));
        }