Bug fix release.

Compatibility

No migration is required when upgrading from RethinkDB 2.4.x. Please read the RethinkDB 2.4.0 release notes if you're upgrading from an older version.

RethinkDB 2.4.0 servers cannot be mixed with servers running RethinkDB 2.3.x or earlier in the same cluster.

Changes

(Issue numbers point into the https://github.com/rethinkdb/rethinkdb bugtracker.)

• Server
  • Force flushing when stdout isn't on a TTY (#6819)
  • Fix code style issues (#6842)
  • Fix warnings about missing assignment definitions in clang 10.0.0 (commit 3ca96904)
• Compilation
  • Fix aarch64 builds in 2.4.x using clang++ (commit 01683d3e)
  • Fix Linux Mint 20 build errors (commit 328ebfb)
• Web UI
  • Reintroduce update checker (#6879)
  • Allow hyphens in table and database names (#6908)