| Interface | Description | 
|---|---|
| TransactionContext | 
 A transaction context is required in order to perform operations against the
 database. 
 | 
| Class | Description | 
|---|---|
| AbstractTransactionContext | 
 A transaction context is required in order to perform operations against the
 database. 
 | 
| GlobalTransactionContext | 
 A transaction context is required in order to perform operations
 against the database. 
 | 
| LocalTransactionContext | 
 A transaction context is required in order to perform operations
 against the database. 
 | 
| ObjectTracker | 
 A transaction records all objects accessed during the lifetime
 of the transaction in this record (queries and created). 
 | 
| ProposedEntity | 
 Holding structure for information about an entity class instance. 
 | 
| UpdateAndRemovedFlags | 
 Holder object for flags related to update/remove operations. 
 | 
| UpdateFlags | 
 Holds several flags indicating whetehr particular actions related to updating data 
 items should take place. 
 | 
| Enum | Description | 
|---|---|
| CascadingType | 
 Defines the available cascading operations supported in Castor JDO. 
 | 
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