71f1264a8a
In up>down>up mode migrations are failing due to using of common MetaData. It should be declared separatly for both of migration methods. Fixes-Bug: #1240898 Change-Id: I8f6555ce44204e79a9c47b7caa1fe05970f4e3f0
sqlalchemy-migrate is DEPRECATED. All new migrations should be written using alembic. Please see ceilometer/storage/sqlalchemy/alembic/README