Perhaps you can weaken the P-C relationship by making C separate entities and, instead of P storing a list of C objects, P stores a list of C ids.
On Thu, Sep 30, 2010 at 3:28 AM, Fred <pfiste...@gmail.com> wrote: > Hi Group, > > I know key ids are only unique across entity groups so what GAE + JDO > gives me is: > /Parent[1]/Child[1] > /Parent[1]/Child[2] > /Parent[1]/Child[3] > > /Parent[2]/Child[1] > /Parent[2]/Child[2] > > /Parent[3]/Child[1] > > etc. > > What I need to achieve (aka implement) is a way to assign keys in the > following fashion: > /Parent[1]/Child[1] > /Parent[1]/Child[2] > /Parent[1]/Child[3] > > /Parent[2]/Child[4] > /Parent[2]/Child[5] > > /Parent[3]/Child[6] > > etc... so child ids are in sequence across entity groups (or at least > unique). Does anyone have experience with this or any thoughts on how > to go about it in a secure fashion? > I can't seem to come up with a secure way of doing this, but don't > want to give up on it because it would give my use case a lot of > querying power. > > Hope someone can help. > Thanks in advance, > Fred > > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To post to this group, send email to > google-appengine-j...@googlegroups.com. > To unsubscribe from this group, send email to > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
