Use debug, not info as log_info will discard the information if info is used.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8162 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/lib/active_record/connection_adapters/abstract_adapter.rb

@@ -127,7 +127,7 @@ module ActiveRecord
       protected
         def log(sql, name)
           if block_given?
-            if @logger and @logger.level <= Logger::INFO
+            if @logger and @logger.debug?
               result = nil
               seconds = Benchmark.realtime { result = yield }
               @runtime += seconds