| Package | Description | 
|---|---|
| org.datanucleus.store.rdbms.datasource.dbcp | Repackaged Apache DBCP connection pool. | 
| org.datanucleus.store.rdbms.datasource.dbcp.managed | Repackaged Apache DBCP connection pool. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | PoolableConnectionA delegating connection that, rather than closing the underlying
 connection, returns itself to an  ObjectPoolwhen
 closed. | 
| class  | PoolingConnectionA  DelegatingConnectionthat poolsPreparedStatements. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected DelegatingConnection | DelegatingStatement. _connThe connection that created me. | 
| protected DelegatingConnection | DelegatingDatabaseMetaData. _connThe connection that created me. | 
| Constructor and Description | 
|---|
| DelegatingCallableStatement(DelegatingConnection c,
                           CallableStatement s)Create a wrapper for the Statement which traces this
 Statement to the Connection which created it and the
 code which created it. | 
| DelegatingDatabaseMetaData(DelegatingConnection c,
                          DatabaseMetaData m) | 
| DelegatingPreparedStatement(DelegatingConnection c,
                           PreparedStatement s)Create a wrapper for the Statement which traces this
 Statement to the Connection which created it and the
 code which created it. | 
| DelegatingStatement(DelegatingConnection c,
                   Statement s)Create a wrapper for the Statement which traces this
 Statement to the Connection which created it and the
 code which created it. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ManagedConnectionManagedConnection is responsible for managing a database connection in a transactional environment
 (typically called "Container Managed"). | 
| class  | PoolableManagedConnectionPoolableConnection that unregisters from TransactionRegistry on Connection real destroy. | 
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