1 files changed, 9 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index fc80d332f9..7bd54f777e 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -119,6 +119,14 @@ module ActiveRecord
         end
       end
 
+      def migrations_paths
+        @config[:migrations_paths] || Migrator.migrations_paths
+      end
+
+      def migration_context
+        MigrationContext.new(migrations_paths)
+      end
+
       class Version
         include Comparable
 
@@ -537,12 +545,7 @@ module ActiveRecord
         end
 
         def extract_limit(sql_type)
-          case sql_type
-          when /^bigint/i
-            8
-          when /\((.*)\)/
-            $1.to_i
-          end
+          $1.to_i if sql_type =~ /\((.*)\)/
         end
 
         def translate_exception_class(e, sql)