cloudant/mem3 — pull request #52 by kocolosk (2013-06-21 04:31:15+00:00)
Title: Zero out shard caches on upgrade

The mix of #shard and #ordered_shard records breaks ushards. Different nodes can start returning different results. Particularly problematic for dbcopy, as it's possible to end up in a situation where none of the nodes considers itself responsible for propagation of results.