perf: Story.has_suggestions?

app/models/story.rb

@@ -480,7 +480,13 @@ class Story < ApplicationRecord
   end
 
   def has_suggestions?
-    self.suggested_taggings.any? || self.suggested_titles.any?
+    # perf: save the round trip on a second query, equivalent to the below:
+    # self.suggested_taggings.any? || self.suggested_titles.any?
+    Story.joins(:suggested_taggings, :suggested_titles)
+         .where('stories.id = ? and
+                 (suggested_taggings.id is not null or suggested_titles.id is not null)
+                ', self.id)
+         .exists?
   end
 
   def hider_count