sqlite.py 文件源码

def get_metadata(self):
        with self.get_conn() as conn:
            with closing(conn.cursor()) as cur:
                cur.execute("SELECT * FROM metadata")
                metadata = dict(cur.fetchall())
                cur.execute("SELECT * FROM backupsets")
                backupsets = [b[1] for b in cur.fetchall()]

        return structure.Metadata(
            incremental=metadata['incremental'],
            size_of_disk=metadata['size_of_disk'],
            segment_size=metadata['segment_size'],
            timestamp=metadata['timestamp'],
            backupset_id=backupsets[-1],
            backupsets=backupsets
        )