async def clear(self) -> None:
    cursor = (await self.db.execute('DELETE from peer_metadata'))
    (await cursor.close())
    cursor = (await self.db.execute('DELETE from peer_nodes'))
    (await cursor.close())
    cursor = (await self.db.execute('DELETE from peer_new_table'))
    (await cursor.close())
    (await self.db.commit())
async def clear(self) -> None:
    cursor = (await self.db.execute('DELETE from peer_metadata'))
    (await cursor.close())
    cursor = (await self.db.execute('DELETE from peer_nodes'))
    (await cursor.close())
    cursor = (await self.db.execute('DELETE from peer_new_table'))
    (await cursor.close())
    (await self.db.commit())