Method GetCollectionTupleDesc

be/src/exprs/expr.h:82–85

Returns the backing tuple descriptor for collection types.

  /// Returns the backing tuple descriptor for collection types.
  virtual const TupleDescriptor* GetCollectionTupleDesc() const {
    DCHECK(false);
    return nullptr;
  }

  /// Releases cache entries to LibCache in all nodes of the Expr tree.
  virtual void Close();