From 6cc174ca82d8c4c79c7dc8dd9b25763bc8ee9215 Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Fri, 23 Jun 2017 16:53:07 +0900
Subject: [PATCH] PERF: Fetch users in batches in grant anniversary badge job.

---
 app/jobs/scheduled/grant_anniversary_badges.rb | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/app/jobs/scheduled/grant_anniversary_badges.rb b/app/jobs/scheduled/grant_anniversary_badges.rb
index e5e3287cb03..5c01c53888e 100644
--- a/app/jobs/scheduled/grant_anniversary_badges.rb
+++ b/app/jobs/scheduled/grant_anniversary_badges.rb
@@ -32,13 +32,12 @@ module Jobs
       SQL
 
       badge = Badge.find(Badge::Anniversary)
-      user_ids = results.map {|r| r['user_id'].to_i }
+      user_ids = results.map { |r| r['user_id'].to_i }
 
-      User.where(id: user_ids).each do |user|
+      User.where(id: user_ids).find_each do |user|
         BadgeGranter.grant(badge, user, created_at: end_date)
       end
     end
 
   end
 end
-