clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Experimental part pruning by partition ID prefix
- Add PGN (portable game notation) input format
- Fix logical error in getMinMaxTime() when Nullable DateTime column has all NULLs
- Push ORDER BY from outer query into simple VIEWs for distributed optimization
- Apache DataSketches Support for Cross-Service Sketch Interoperability & Analytics
- Hybrid storage
- [Iceberg] Leverage EmbeddedRocksDB for caching Iceberg metadata
- WIP some perf optimizations
- Certain functions can be pushed up in the query pipeline into WHERE if they reduce data size
- support Decimal512
- Docs
- C++ not yet supported