A connection to a database (database environment with Berkeley DB). If you want to use a connection concurrently in multiple threads, you need to serialize access to this connection.
Create a new transaction. Only one transaction at a time can be associated with a connection.
The new transaction.
Returns the transaction associated with this connection.
The current transaction if there is one, null otherwise.
Closes this connection. If there is an associated transaction, it is rolled back.
Returns the communicator associated with this connection.
The name of the connected system (for example, the Berkeley DB environment).