v0.6.0

Changelog

Breaking changes

• M3Coordinator: ID generation scheme must be explicitly defined in configs (Set "legacy" if unsure, further information on migrating to 0.6.0) (#1381)

New Features

• M3DB (Config): Simplify M3 config options (#1371)
• M3Coordinator: Improve database creation API (#1350)
• M3Query: Add quantile_over_time and histogram_quantile Prometheus functions (#1367, #1372)
• Documentation: Additional documentation for namespace setup and configuration, etcd, and M3Coordinator ID generations schemes (#1350, #1354, #1381, #1385)

Performance

• M3DB (Index): Add posting list cache that should result in a massive improvement for M3DB query performance for most workloads (#1370)

Bug fixes

• M3DB (Index): Fix race condition in index query (#1356)
• M3Coordinator: Fix panic responder which was previously not reporting query panics to users (#1353)
• M3Query: Fix bug in calculating temporal (over_time) functions (#1271)