| 28 | namespace internal { |
| 29 | |
| 30 | void Initialize() { |
| 31 | static std::once_flag flag; |
| 32 | std::call_once(flag, [] { |
| 33 | auto registry = acero::default_exec_factory_registry(); |
| 34 | if (registry) { |
| 35 | InitializeScanner(registry); |
| 36 | InitializeScannerV2(registry); |
| 37 | InitializeDatasetWriter(registry); |
| 38 | } |
| 39 | }); |
| 40 | } |
| 41 | |
| 42 | } // namespace internal |
| 43 | } // namespace dataset |