Function Append

cpp/src/arrow/array/builder_nested.h:768–772

Append an element to the Struct. All child-builders' Append method must be called independently to maintain data-structure consistency.

  /// Append an element to the Struct. All child-builders' Append method must
  /// be called independently to maintain data-structure consistency.
  Status Append(bool is_valid = true) {
    ARROW_RETURN_NOT_OK(Reserve(1));
    UnsafeAppendToBitmap(is_valid);
    return Status::OK();
  }

  /// \brief Append a null value. Automatically appends an empty value to each child
  /// builder.