clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Add port_offset configuration parameter
- Allow creating table as table function with another engine
- Add arrayPermutations, arrayPartialPermutations, and arrayCombinations
- Implement FIFO admission queue with per-waiter wakeup for ProcessList
- Add per-part aggregation cache for incremental GROUP BY
- AWS SQS table engine
- Sampling via geometric distribution
- Add leader election for non-replicated MergeTree on shared storage
- Unstable performance tests: 61 tests show >10% noise in >10% of master runs
- Web UI: enhance Keeper dashboard CLI with tab completion and path validation
- Docs
- C++ not yet supported