Method transformErrorVector

bolt/expression/LambdaExpr.cpp:103–115

Transform error vector to map element rows back to top-level rows.

  // Transform error vector to map element rows back to top-level rows.
  void transformErrorVector(
      EvalCtx& lambdaCtx,
      EvalCtx* context,
      const SelectivityVector& rows,
      const BufferPtr& elementToTopLevelRows) {
    // Transform error vector to map element rows back to top-level rows.
    if (elementToTopLevelRows) {
      lambdaCtx.addElementErrorsToTopLevel(
          rows, elementToTopLevelRows, *context->errorsPtr());
    } else {
      lambdaCtx.addErrors(rows, *lambdaCtx.errorsPtr(), *context->errorsPtr());
    }
  }

  std::shared_ptr<RowVector> createRowVector(
      EvalCtx* context,