I use TestFlight builds as my personal profile. We recently pushed out 1.1 builds over the top of 1.0.1, and everything is still working. Bookmarks are still there, Sync still works.<div><br></div><div>We have the full sequence of 7 BrowserDB database migrations in master, so the DB side should just work. <br><div><br></div><div>There's a tiny chance that we'll forget open tabs, but I think even that change happened before we branched…</div><div><br></div><div><br><br>On Saturday, September 26, 2015, Stefan Arentz <<a href="mailto:sarentz@mozilla.com">sarentz@mozilla.com</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Brainfart. Emailing so that we don't forget to discuss this next week.<div><br></div><div>We have never explicitely talked about the upgrade path of 1.0 to 1.1. Will that just work? Do we need database migrations? Do we need data migrations? Did we change NSArchiving objects? JSON changes? Etc.</div><div><br></div><div> S.</div><div><br></div></div>
</blockquote></div></div>