presto-parser/src/main/java/io/prestosql/sql/tree/AliasedRelation.java/AliasedRelation/toString
class AliasedRelation:    @Override
    public String toString()
    {
        return toStringHelper(this)
                .add("relation", relation)
                .add("alias", alias)
                .add("columnNames", columnNames)
                .omitNullValues()
                .toString();
    }