clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Support `global final` for distributed table queries
- Potential issue of ColumnLowCardinality nestedToNullable()
- Rewrite and integrate Chinese tokenizer (cppjieba) with embedded dictionary/model
- Fix consistency for `DateTime`-like conversion functions on empty strings
- Subscript operator for strings
- The partition did not migrate as expected with a hot/warm/cold architecture (maybe caused by `move_ttl_info`)
- Allow clickhouse-client config file in XDG-compliant location
- Ensure ActionsDAG only contains `ColumnConst` or `ColumnSet`
- Fix REPLICA_IS_NOT_IN_QUORUM when partition deleted by TTL rule
- Add a natural sort key function
- Docs
- C++ not yet supported