(For the model/schema change, I think that comes down for being prepared to
have the schema accessed both ways...e.g., you need to remove a column, you
roll out the new code that doesn't use the column...the old code still
works with the column there...after you get to 100% on the new version,
then
Thanks, Alex, that was a great post. Very much appreciate your time in
putting that together. To sum it up, we have this architectural pattern
(and patterns are just distilled versions of many experiences, so we get a
great start when we use these patterns but it up to us to build out the
last mi