all0c

5 ms·

1. 1.▲
   by all0c 8y ago

   The Record Layer doesn't currently support foreign key constraints, so foreign keys are more of an “design pattern” than a first-class feature. For example, in a sample schema in the repository, an “Order” message has have a field call
2. 2.▲
   by all0c 8y ago

   The Record Layer is written in Java as it was designed to fit in with an existing stack that was already primarily Java-based. You can read more about how CloudKit uses the Record Layer in the preprint of the Record Layer paper: https:&#x2
3. 3.▲
   by all0c 8y ago

   (I'm from the FDB team and work on the Record Layer.) As ryanworl's excellent answer suggests, the FoundationDB key value does not support secondary indexing on its own. It is strictly an ordered store mapping byte-array keys to b