Easy To Understand Solution
\nSELECT DISTINCT t.actor_id, t.director_id FROM ActorDirector t\nGROUP BY t.actor_id , t.director_id\nHAVING COUNT(t.timestamp) >= 3\n
```\nSELECT DISTINCT t.actor_id, t.director_id FROM ActorDirector t\nGROUP BY t.actor_id , t.director_id\nHAVING COUNT(t.timestamp) >= 3\n```
['MySQL']