clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Offer the `/`-commands of the client, and name them when misspelled
- Perf: Bulk copy selected runs in ColumnVector filtering
- Copy a table function's AST per read of a Distributed table
- Query cache on disk, backed by the filesystem cache
- Wait for the worker cleanup before force-killing the test workers
- Push down `LIMIT` in external database queries
- Support the short ATTACH syntax for views
- perf(promql): Fuse identical agg(X) op agg(X) into one PromQL aggregation pass
- Support projections in distributed index analysis
- Implement FIFO admission queue with per-waiter wakeup for ProcessList
- Docs
- C++ not yet supported