presto-parser/src/main/java/io/prestosql/sql/tree/AllColumns.java/AllColumns/AllColumns
class AllColumns:    public AllColumns(Optional<NodeLocation> location, Optional<Expression> target, List<Identifier> aliases)
    {
        super(location);
        this.aliases = ImmutableList.copyOf(requireNonNull(aliases, "aliases is null"));
        this.target = requireNonNull(target, "target is null");
    }