this can't come from FKs, in reality, FKs is bit outdated concept. The relationship among the objects always comes from the joins (from query logs). So by just

this can't come from FKs, in reality, FKs is bit outdated concept. The relationship among the objects always comes from the joins (from query logs). So by just looking at the schema, in a static sense, would not give us data flow picture. Try to re-draw the schema diagram by scanning the code base of GitLab, I bet you will have a different view here... we tried to do something similar at deepsql.ai