clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- [WIP] support statistics uniqHLL12
- Backport #95480 to 25.8: Add missing SELECT grant check in `mergeTreeProjection` table function
- Backport #95480 to 25.11: Add missing SELECT grant check in `mergeTreeProjection` table function
- Backport #95480 to 25.12: Add missing SELECT grant check in `mergeTreeProjection` table function
- How to avoid merging data on S3?
- Integrate FastPFor as posting list codec
- PR: Replica 1 decided to read in WithOrder mode, not in ReverseOrder
- Add IP to timeout error messages and S3 connection request logs.
- Inlined hash in string hash map
- Backport #95395 to 25.12: Fix ColumnFunction filter issue by implementing forEachSubcolumn methods
- Docs
- C++ not yet supported