clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Query result cache on disk
- Title: AMBIGUOUS_COLUMN_NAME error in Distributed table when using ORDER BY on query (Lazy vs non-Lazy column mismatch)
- Join query causes full table scan due to filter not pushed down
- Regression on bloom filters for array columns with has() function
- [Clickhouse V25.4.2.31] Select from engine=Distributed with order by returns incorrect columns data
- Keeper log s3
- Does ClickHouse Need a Remote Query Cache?
- Redis-wire protocol
- An empty table JOIN with a large table consumes an unbounded amount of memory while it can be optimized
- Per-Query Fail Points
- Docs
- C++ not yet supported