clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- CAST mutation protection
- Create replicated database by default
- Allow skipping last N shards when writing to Distributed table
- Add arrayCombinations, arrayPermutations, arrayPartialPermutations functions
- Push LIMIT down into FINAL merge algorithms for early termination
- Enable system.query_log in clickhouse-local via config file
- Add CGroupMemoryInactiveFile async metric for WSS calculation
- ARRAY JOIN in Projection Index
- added server setting in poco utils
- Optimize single-element IN to equality comparison
- Docs
- C++ not yet supported