From 1b2528394385add26d5cb312891551d3c2914fe2 Mon Sep 17 00:00:00 2001
From: kennyj <kennyj@gmail.com>
Date: Wed, 18 Jul 2012 03:02:11 +0900
Subject: Log query plan when we use count_by_sql method.

---
 activerecord/lib/active_record/querying.rb | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'activerecord/lib')

diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb
index 4d8283bcff..609d810654 100644
--- a/activerecord/lib/active_record/querying.rb
+++ b/activerecord/lib/active_record/querying.rb
@@ -62,8 +62,10 @@ module ActiveRecord
     #
     #   Product.count_by_sql "SELECT COUNT(*) FROM sales s, customers c WHERE s.customer_id = c.id"
     def count_by_sql(sql)
-      sql = sanitize_conditions(sql)
-      connection.select_value(sql, "#{name} Count").to_i
+      logging_query_plan do
+        sql = sanitize_conditions(sql)
+        connection.select_value(sql, "#{name} Count").to_i
+      end
     end
   end
 end
-- 
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