I'd argue that "all projects with a [relational] database [and an ORM]" should rather move to modern tooling instead of writing migrations by hand.
Rails is surprisingly anachronistic here, which probably stems from that awful conceptual separation between model and schema.
Most other platforms have semi-automatic schema evolution that usually works very well (datamapper automigrate, django south, hibernate SchemaUpdate, etc.).
Rails is surprisingly anachronistic here, which probably stems from that awful conceptual separation between model and schema.
Most other platforms have semi-automatic schema evolution that usually works very well (datamapper automigrate, django south, hibernate SchemaUpdate, etc.).