One way I've approached this in the past is to dump the database schema after each schema modification and use version control on those schema. There's a python

One way I've approached this in the past is to dump the database schema after each schema modification and use version control on those schema. There's a python project out there (apologies: I can't recall the name of it right now) now that leverages pg_dump and its options to make this easier. Not perfect, but useable. And better than nothing! Found it: https://github.com/omniti-labs/pg_extractor https://github.com/omniti-labs/pg_extractor