Teradata PT uses the following function return codes to implement the multiphase coordination protocol.
| Return Code | Function |
|---|---|
| PXSTC_SamePhase | The method should be invoked again for additional processing, but with no change in phase. This code is usually used in the Execute method for processing data row-by-row. |
| PXSTC_NextPhase | The method should be invoked again for additional processing, but in the next phase. |
| PXSTC_EndMethod | The method has completed processing and should not be invoked again. |