| ADO 2.5 API Reference |  |
| ADO 2.5 API Reference | |
Specifies the type of lock placed on records during editing.
| Constant | Value | Description |
|---|---|---|
| adLockBatchOptimistic | 4 | Indicates optimistic batch updates. Required for batch update mode. |
| adLockOptimistic | 3 | Indicates optimistic locking, record by record. The provider uses optimistic locking, locking records only when you call the Update method. |
| adLockPessimistic | 2 | Indicates pessimistic locking, record by record. The provider does what is necessary to ensure successful editing of the records, usually by locking records at the data source immediately after editing. |
| adLockReadOnly | 1 | Indicates read-only records. You cannot alter the data. |
| adLockUnspecified | -1 | Does not specify a type of lock. For clones, the clone is created with the same lock type as the original. |
ADO/WFC Equivalent
Package: com.ms.wfc.data
| Constant |
|---|
| AdoEnums.LockType.BATCHOPTIMISTIC |
| AdoEnums.LockType.OPTIMISTIC |
| AdoEnums.LockType.PESSIMISTIC |
| AdoEnums.LockType.READONLY |
| AdoEnums.LockType.UNSPECIFIED |
Applies To: Clone Method | LockType Property | Open Method (ADO Recordset) | WillExecute Event