I haven't read sant0sk1's post -- it's probably the same idea -- but I gave an ultra-high-level overview in another comment: http://news.ycombinator.com/item?id

I haven't read sant0sk1's post -- it's probably the same idea -- but I gave an ultra-high-level overview in another comment: http://news.ycombinator.com/item?id=3374294 http://news.ycombinator.com/item?id=3374294 EDIT: This is my migration hack: https://gist.github.com/1f5e67b018d304dd1198 https://gist.github.com/1f5e67b018d304dd1198 . Most of the SchemaUtils/Schema stuff is just wrappers around setting the schema_search_path.