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Rich mentioned that ion deployment would roll

So as long as you are not doing something really crazy, like updating in place your functions and things like that.
Is there any escape hatch for redefining functions? If not, is there a doc covering best practices around accretion?


Can I restore a database backup into a local datomic instance, but discarding all datoms later than timestamp T? Would enable coarse-grained debugging. e.g. I can repeat the process many times, allowing one to make mistakes and roll them back cleanly