Peter Dillinger 93b80ca7ba Update default BBTO::format_version from 2 to 4 (#6582) ...

Summary:
Version 4 has been around long enough, for compatibility and
extensive validation, that it should be default.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6582

Test Plan:
CI (w.r.t. changing the default; format_version=4 is well
tested and massively in production at Facebook)

Reviewed By: siying

Differential Revision: D20625233

Pulled By: pdillinger

fbshipit-source-id: 2f83ed874cffa4a39bc7a66cdf3833b978fbb948

2020-03-24 21:22:21 -07:00

..

rocksdb

Update default BBTO::format_version from 2 to 4 (#6582)

2020-03-24 21:22:21 -07:00