0001 is the same as v6-0002, but with proper ACL checks on schemas after cache lookup
0002 attempts to replace all possible ERRORs in the restore/clear functions with WARNINGs. This is done with an eye towards reducing the set of things that could potentially cause an upgrade to fail.
Spoke with Nathan about how best to batch the pg_stats fetches. I'll be working on that now. Given that, the patch that optimized out getAttributeStats() calls on indexes without expressions has been withdrawn. It's a clear incremental gain, and we're looking for a couple orders of magnitude gain.