1 files changed, 18 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index 67d4d505f7..ff9de712bc 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -61,12 +61,30 @@ module ActiveRecord
       include MonitorMixin
       include ColumnDumper
 
+      SIMPLE_INT = /\A\d+\z/
+
       define_callbacks :checkout, :checkin
 
       attr_accessor :visitor, :pool
       attr_reader :schema_cache, :last_use, :in_use, :logger
       alias :in_use? :in_use
 
+      def self.type_cast_config_to_integer(config)
+        if config =~ SIMPLE_INT
+          config.to_i
+        else
+          config
+        end
+      end
+
+      def self.type_cast_config_to_boolean(config)
+        if config == "false"
+          false
+        else
+          config
+        end
+      end
+
       def initialize(connection, logger = nil, pool = nil) #:nodoc:
         super()