Cache power

app/models/music/artist.rb

@@ -18,6 +18,7 @@ class Artist < ActiveRecord::Base
     self.status = 0
     save!
     Delayed::Job.enqueue(LoadArtistJob.new(name))
+    clear_cache
   end
   
   def serialize
@@ -31,6 +32,10 @@ class Artist < ActiveRecord::Base
       artist_links: artist_links.map(&:serialize)
     }
   end
+  
+  def clear_cache
+    Rails.cache.delete "artist_#{id}"
+  end
 
 private