OptimisticLocking (EclipseLink 2.6.6, API Reference)

EclipseLink 2.6.6, API Reference

All Classes

Summary:
Required |
Optional

Detail:
Element

```
@Target(value=TYPE)
@Retention(value=RUNTIME)
public @interface OptimisticLocking
```
The OptimisticLocking annotation is used to specify the type of optimistic locking TopLink should use when updating or deleting entities. An optimistic-locking specification is supported on an Entity or MappedSuperclass annotation.

See Also:
OptimisticLockingType
Author:

Guy Pelletier

Since:

Oracle TopLink 11.1.1.0.0

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element and Description
`boolean`	`cascade` (Optional) Specify where the optimistic locking policy should cascade lock.
`Column[]`	`selectedColumns` (Optional) For an optimistic locking policy of type SELECTED_COLUMNS, this annotation member becomes a (Required) field.
`OptimisticLockingType`	`type` (Optional) The type of optimistic locking policy to use.

- Element Detail
  - type
```
public abstract OptimisticLockingType type
```
    (Optional) The type of optimistic locking policy to use.
    
    Default:
    
    org.eclipse.persistence.annotations.OptimisticLockingType.VERSION_COLUMN
  - selectedColumns
```
public abstract Column[] selectedColumns
```
    (Optional) For an optimistic locking policy of type SELECTED_COLUMNS, this annotation member becomes a (Required) field.
    
    Default:
    
    {}
  - cascade
```
public abstract boolean cascade
```
    (Optional) Specify where the optimistic locking policy should cascade lock. Currently only supported with VERSION_COLUMN locking.
    
    Default:
    
    false

EclipseLink 2.6.6, API Reference

All Classes

Summary:
Required |
Optional

Detail:
Element