Thanks, I'm just looking at this. Could you provide MergerTokenComparator as well or describe what it does?
John On Fri, Oct 7, 2011 at 6:19 PM, Dave Lamy <davel...@gmail.com> wrote: > Sure, here's a snippet. This iterates through all nodes/maps in a > DataDomain and executes the merge. Note that it has logic to a) only > execute changes toward the DB (instead of updating the cayenne objects > based > upon the schema) and can skip DROPs as that is scary stuff. > > http://cl.ly/1V0K3n2w143n05072r2W > > > On Fri, Oct 7, 2011 at 2:33 PM, John Huss <johnth...@gmail.com> wrote: > > > Thanks, could you give an example or point me to the classes that do > this: > > "use the ExecutingMergerContext to apply the DB > > schema changes." > > > > On Fri, Oct 7, 2011 at 3:15 PM, Dave Lamy <davel...@gmail.com> wrote: > > > > > I've got runtime schema sync integrated into our codebase. It's > > > essentially > > > a matter of updating the Cayenne model at runtime (via manipulation of > > > DataMap members) and then using the ExecutingMergerContext to apply the > > DB > > > schema changes. > > > > > > Dave > > > > > > On Fri, Oct 7, 2011 at 1:16 PM, John Huss <johnth...@gmail.com> wrote: > > > > > > > Can Cayenne do database schema migration (like adding a column) at > > > runtime > > > > or just via the modeler app? > > > > > > > > Thanks, > > > > John > > > > > > > > > >
