Add index to Repo

Author: schneems

app/models/repo.rb

@@ -115,10 +115,6 @@ def weight
     end
   end
 
-  def subscriber_count
-    users.count
-  end
-
   # pulls out number of issues divided by number of subscribers
   def self.order_by_need
     joins(:repo_subscriptions)

db/migrate/20221228065556_add_index_subscriber_count.rb

@@ -0,0 +1,5 @@
+class AddIndexSubscriberCount < ActiveRecord::Migration[7.0]
+  def change
+    add_index :repos, :subscribers_count
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2022_10_13_212959) do
+ActiveRecord::Schema[7.0].define(version: 2022_12_28_065556) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
   enable_extension "plpgsql"
@@ -161,6 +161,7 @@
     t.index ["issues_count"], name: "index_repos_on_issues_count"
     t.index ["language"], name: "index_repos_on_language"
     t.index ["name", "user_name"], name: "index_repos_on_name_and_user_name", unique: true
+    t.index ["subscribers_count"], name: "index_repos_on_subscribers_count"
     t.index ["user_name"], name: "index_repos_on_user_name"
   end