1 files changed, 26 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb b/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb
index 7c5980da2a..fbab654112 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb
@@ -2,6 +2,8 @@ module ActiveRecord
   module ConnectionAdapters
     module MySQL
       module Quoting # :nodoc:
+        QUOTED_TRUE, QUOTED_FALSE = '1', '0'
+
         def quote_column_name(name)
           @quoted_column_names[name] ||= "`#{super.gsub('`', '``')}`"
         end
@@ -10,6 +12,30 @@ module ActiveRecord
           @quoted_table_names[name] ||= super.gsub('.', '`.`')
         end
 
+        def quoted_true
+          QUOTED_TRUE
+        end
+
+        def unquoted_true
+          1
+        end
+
+        def quoted_false
+          QUOTED_FALSE
+        end
+
+        def unquoted_false
+          0
+        end
+
+        def quoted_date(value)
+          if supports_datetime_with_precision?
+            super
+          else
+            super.sub(/\.\d{6}\z/, '')
+          end
+        end
+
         private
 
         def _quote(value)