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Summary â
Together with our global community of contributors, GreptimeDB continues to evolve and flourish as a growing open-source project. We are grateful to each and every one of you.
Below are the highlights among recent commits:
- Flat Format moves forward with range scan and write-path work
- Distributed query optimization: prune irrelevant Regions at the planning stage
- OTLP ingestion supports custom headers
- Sparse primary key encoding is up to 235% faster
Contributors â
For the past two weeks, our community has been super active with a total of 122 PRs merged. 7 PRs from 7 individual contributors merged successfully and lots pending to be merged.
Congrats on becoming our most active contributors in the past 2 weeks:
đ Welcome @aaraujo and @WaterWhisperer to the community as a new contributor with a successfully merged PR, and more PRs from other individual contributors are waiting to be merged.
đ A big THANK YOU to all our members and contributors! It is people like you who are making GreptimeDB a great product. Let's build an even greater community together.
Highlights of Recent PRs â
db#6505 High-cardinality-optimized Flat Format (ongoing) â
Progress has been made across multiple PRs to push Flat Format forward: RecordBatch adaptation(db#6771, db#6786), range-scan functions(db#6817), and write-path integration(db#6866).
db#6752 Prune Regions by logical plan predicate â
Regions that cannot satisfy the query predicate are skipped up front, reducing unnecessary scans and improving latency.
db#6777 Persist Metasrv internal metrics to internal tables â
Makes critical cluster internals queryable via SQL for better monitoring and troubleshooting.
db#6773 Configurable headers for OTLP ingestion â
Allows attaching custom headers when reporting metrics via OTLP to align with deployment requirements.
sql
## Additional OTLP headers, only valid when using OTLP http
[logging.otlp_headers]
Authorization = "Bearer my-token"
Database = "My database"db#6809 235% faster sparse primary key encoding â
Substantial optimization of the sparse primary-key encoding path, reducing CPU overhead.
db#6816 Remote WAL replay checkpoints â
Introduces replay checkpoints to bound startup replays, accelerating Datanode restarts in worst-case scenarios.
db#6764 Support to specify schema for Postgres KV backend â
Adds a configuration option to choose the schema used by the Postgres KV backend.
Good First Issue â
Issue#6760 Add profile signal configuration for OLTP protocols â
Keywords: OLTP, Profiling
Difficulty: Simple
