clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Add optimize_row_order_if_no_order_by (reopen #103919)
- Fix bucket-aware merging dropped by analyzer with ARRAY JOIN over remote source
- Support PromQL set binary operators
- Lower PromQL predict_linear and honour stale markers in selectors
- Support PromQL count_values
- Support PromQL absent functions
- Validate PromQL selector regex matchers
- Add SQLite input/output format
- Speed up jaroSimilarity / jaroWinklerSimilarity with AVX2
- Parallelize reads from a single Parquet file in StorageFile, again
- Docs
- C++ not yet supported