lib/blueprints/database_backends/abstract.rb in blueprints-0.3.4 vs lib/blueprints/database_backends/abstract.rb in blueprints-0.4.0

@@ -1,15 +1,19 @@
 module Blueprints
   module DatabaseBackends
     class Abstract
+      # Method to start transaction. Needs to be implemented in child class.
       def start_transaction
         raise NotImplementedError
       end
 
+      # Method to revert transaction. Needs to be implemented in child class.
       def revert_transaction
         raise NotImplementedError
       end
 
+      # Method to clear tables. Should accept delete policy and list of tables to delete. If list of tables is empty, should
+      # delete all tables. Needs to be implemented in child class.
       def delete_tables(delete_policy, *args)
         raise NotImplementedError
       end
     end
   end