Retrieves a connection to the database this instance connects to.
If no connection exists, one will be created. A store will have no more than one connection at a time. You should rarely need to access this connection directly.
Source
Future<PostgreSQLConnection> getDatabaseConnection() async { if (_databaseConnection == null || _databaseConnection.isClosed) { if (connectFunction == null) { throw new QueryException(QueryExceptionEvent.internalFailure, message: "Could not connect to database, no connect function."); } if (_pendingConnectionCompleter == null) { _pendingConnectionCompleter = new Completer<PostgreSQLConnection>(); connectFunction().timeout(connectTimeout).then((conn) { _databaseConnection = conn; _pendingConnectionCompleter.complete(_databaseConnection); _pendingConnectionCompleter = null; }).catchError((e) { _pendingConnectionCompleter.completeError(new QueryException( QueryExceptionEvent.connectionFailure, underlyingException: e)); _pendingConnectionCompleter = null; }); } return _pendingConnectionCompleter.future; } return _databaseConnection; }