clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Default query parameters
- Follow-up to #92489
- Remove redundant checksum calculation during vertical merge of parts with projections
- ClickHouse Merge Performance Bottleneck causing slower insertions with High-Volume Time-Series Ingestion
- Production stability of lightweight UPDATEs vs. ReplacingMergeTree for frequent status flips
- Add support for CONNECT_ATTRS MySQL protocol flag
- Packed format for statistics
- [CI crash] MergeTreeDataPartWide destruction causing index issues
- MergeTreeBackgroundExecutor: Lock acquisition took X ms
- Non-hardcoded default thread pool sizes
- Docs
- C++ not yet supported