Události ADO BeginTransComplete , CommitTransComplete a RollbackTransComplete
❮ Vyplňte Reference objektu připojení
Událost je podprogram, který lze volat automaticky po provedení určité operace.
- Událost BeginTransComplete lze spustit po dokončení volání BeginTrans.
- Událost CommitTransComplete lze spustit po dokončení volání CommitTrans.
- Událost RollbackTransComplete lze vyvolat po dokončení volání RollbackTrans
Syntax
BeginTransComplete translevel,objerror,status,objconn
CommitTransComplete objerror,status,objconn
RollbackTransComplete objerror,status,objconn
| Parameter | Description |
|---|---|
| translevel | The transaction level of the BeginTrans method that fired the event |
| objerror | An Error object that contains the errors that occurred
Note: The EventStatusEnum value must be set to adStatusErrorsOccurred to create the Error object |
| status | Specifies the status of the execution of an event. Takes an EventStatusEnum value |
| objconn | The Connection object that fired the event |
Hodnoty EventStatusEnum
| Constant | Value | Description |
|---|---|---|
| adStatusOK | 1 | The operation that fired the event was successful |
| adStatusErrorsOccurred | 2 | The operation that fired the event failed |
| adStatusCantDeny | 3 | Cannot cancel the pending operation |
| adStatusCancel | 4 | Cancels the operation that fired the event |
| adStatusUnwantedEvent | 5 | Prevents subsequent notifications before the event method has finished executing |
❮ Vyplňte Reference objektu připojení