We just thought of a funny alternative --- write every entity into one document. Not necessarily practical in every case, but it should work for us. A
On Thu, Sep 24, 2009 at 1:07 PM, Benoit Chesneau <[email protected]>wrote: > On Thu, Sep 24, 2009 at 9:45 PM, Adam Wolff <[email protected]> wrote: > > Hi list,We have a little data modeling problem and I'm wondering there's > a > > pat solution for it. > > > > We have documents that look like this: { > > ids : ["a", "b"], > > meta:{...} > > } > > > > In our system, a process can come along and need to add an id to the ids > > list. The ids must be globally unique. The only solution we've thought of > is > > to give the meta information a uuid, and then write a bunch of documents, > > like this: > > a : <uuid> > > b : <uuid> > > <uuid> : {...meta...} > > > > It's messy though, and the handling of write failures is tricky. Is there > a > > better way to do this that we're missing? > > > > Thanks, > > A > > > You could emit the ids in a view and check for their existence before > it's written in the doc but then you will nto find a solution to lock > it until it's written. >
