Add online path to post-test check (causing failures)
Discard data, in addition to metadata, in the even of an online failure
Track and handle identity/sequence changes
Fix rename typo
merge nathanlws: Fix stale data after ALTER

Merge pull request #1357 from nathanlws/sql-layer/fix-stale-data-failed-alter
https://github.com/FoundationDB/sql-layer/pull/1357