0.12.0 Design Documents

• Trace sampling before lifecycle migration
• Measure QL Catalog B: core SQL implementation plan
  • PR 1 scope and isolated verification
  • PR 2 aggregation scope and isolated verification
  • Compiled measure QL plan reuse
  • Implementation tickets: per-ticket end-to-end tests and benchmarks
• Tag aggregation and time bucketing in the measure query engine
• Self-stored logs
• Time-range pruning in the native inverted index
• Measure batch v2: reference-counted, columnar data unit
• Measure scan path v2: streaming series windows and a time-ordered merge
• Proto-free BydbQL measure planning with a reusable plan cache
• Measure QL: remaining gaps and order of work
• Aggregating measures and materialized views
• Streaming API: progressive queries and acknowledged write streams

The native inverted-index replacement design shipped and has moved to the archive ahead of the rest of this milestone.