@@ -0,0 +1,572 @@
+from sqlalchemy import *%0Afrom migrate import *%0Afrom datetime import datetime%0Afrom openspending.model.common import MutableDict, JSONType%0Ameta = MetaData()%0A%0A%0Adef upgrade(migrate_engine):%0A    # Upgrade operations go here. Don't create your own engine; bind%0A    # migrate_engine to your metadata%0A    meta.bind = migrate_engine%0A    %0A    dataset = Table('dataset', meta, autoload=True)%0A%0A    definition = Column('definition', String(4000))%0A%0A    definition.create(dataset)%0A    pass%0A%0A%0Adef downgrade(migrate_engine):%0A    # Operations to reverse the above upgrade go here.%0A    pass%0A

add definition column