Revert "DDL transactions and savepoints for sqlite"

This reverts commit 38136f86dc5504bde94dc7399d4a854023d7481f.

Caused several test failures on the ci box:

http://ci.rubyonrails.org/builds/rails/38136f
[#2080 state:open]

1 files changed, 1 insertions, 20 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index 8373163e56..5390f49f04 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -72,29 +72,10 @@ module ActiveRecord
     #
     # * <tt>:database</tt> - Path to the database file.
     class SQLiteAdapter < AbstractAdapter
-
-      class Version
-        include Comparable
-        def initialize(vs)
-          @v = vs.split('.').map(&:to_i)
-        end
-        def <=>(rhs)
-          @v <=> rhs.split('.').map(&:to_i)
-        end
-      end
-
       def adapter_name #:nodoc:
         'SQLite'
       end
 
-      def supports_ddl_transactions?
-        sqlite_version >= '2.0.0'
-      end
-
-      def supports_savepoints?
-        sqlite_version >= '3.6.8'
-      end
-
       def supports_migrations? #:nodoc:
         true
       end
@@ -399,7 +380,7 @@ module ActiveRecord
         end
 
         def sqlite_version
-          @sqlite_version ||= SQLiteAdapter::Version.new(select_value('select sqlite_version(*)'))
+          @sqlite_version ||= select_value('select sqlite_version(*)')
         end
 
         def default_primary_key_type