···255255 ) sim
256256 JOIN users u ON u.did = sim.peer_did
257257 WHERE u.handle IS NOT NULL AND u.handle != ''
258258+ AND EXISTS (SELECT 1 FROM subscriptions s JOIN feeds f ON s.feed_url = f.feed_url WHERE s.user_did = u.did AND f.subscriber_count > 0)
258259 ORDER BY sim.jaccard DESC
259260 LIMIT ?
260261 `, userDID, userDID, limit)