def METHOD_NAME(self):
    self.environment[
        oclcons.CinderlibDBEnv.STATEMENT
    ] = database.Statement(
        dbenvkeys=oclcons.Const.CINDERLIB_DB_ENV_KEYS,
        environment=self.environment,
    )
    # must be here as we do not have database at validation
    self.environment[
        oclcons.CinderlibDBEnv.CONNECTION
    ] = self.environment[oclcons.CinderlibDBEnv.STATEMENT].connect()