Method exists

django/db/models/query.py:1430–1436

Return True if the QuerySet would have any results, False otherwise.

(self)

    _update.queryset_only = False

    def exists(self):
        """
        Return True if the QuerySet would have any results, False otherwise.
        """
        if self._result_cache is None:
            return self.query.has_results(using=self.db)
        return bool(self._result_cache)

    async def aexists(self):
        return await sync_to_async(self.exists)()