createConnection method
Creates a connection C for this adapte
Implementation
@override
DBSQLiteConnectionWrapper createConnection() {
var count = ++_connectionCount;
var connWrapper = _DBSQLiteConnectionWrapped(_openDatabase(), this);
_log.info(
'createConnection[#$count $poolAliveElementsSize/$maxConnections]> '
'${getConnectionURL(connWrapper)}',
);
return connWrapper;
}