instruction: HNQ-ed, de-HNQ-ed and community bumped questions since the last week.
response: SELECT PostHistory.PostId AS "post_link", PostHistoryTypes.Name, PostHistory.CreationDate FROM PostHistory, PostHistoryTypes WHERE PostHistory.PostHistoryTypeId >= 50 AND PostHistoryTypes.Id = PostHistory.PostHistoryTypeId AND PostHistory.CreationDate > @Since ORDER BY PostHistory.Id DESC