4 Jun 2008 wtanaka   » (Observer)

Google App Engine Data Migration: Deleting an attribute

One can:

  1. Change the model class definition so that it extends Expando.
  2. Remove the undesired attribute from the property definition list.
  3. Add code which calls del mymodel.myattribute on all the entities eventually
  4. Change the model class definition back to Model

Latest blog entries     Older blog entries

New Advogato Features

New HTML Parser: The long-awaited libxml2 based HTML parser code is live. It needs further work but already handles most markup better than the original parser.

Keep up with the latest Advogato features by reading the Advogato status blog.

If you're a C programmer with some spare time, take a look at the mod_virgule project page and help us with one of the tasks on the ToDo list!