Function RecordBatch__cast

r/src/compute.cpp:34–47

[[arrow::export]]

// [[arrow::export]]
std::shared_ptr<arrow::RecordBatch> RecordBatch__cast(
    const std::shared_ptr<arrow::RecordBatch>& batch,
    const std::shared_ptr<arrow::Schema>& schema, cpp11::list options) {
  auto opts = make_cast_options(options);
  auto nc = batch->num_columns();

  arrow::ArrayVector columns(nc);
  for (int i = 0; i < nc; i++) {
    columns[i] = ValueOrStop(
        arrow::compute::Cast(*batch->column(i), schema->field(i)->type(), *opts));
  }

  return arrow::RecordBatch::Make(schema, batch->num_rows(), std::move(columns));
}

// [[arrow::export]]
std::shared_ptr<arrow::Table> Table__cast(const std::shared_ptr<arrow::Table>& table,