clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Add a stateless tests run with plan-based parallel replicas
- Remove the legacy Delta Lake reader
- Add the `FirstApplicable` codec combinator
- Merge Iceberg manifests on append
- Evaluate libbz2-rs-sys as an opt-in bzip2 replacement: compatibility, benchmarks and slow-case optimization
- Build arrays of arrays in function `array` without virtual calls per element
- Reject a composite value that does not fit its type in `INSERT ... VALUES`
- Push PromQL label matchers into the "one" side of binary operators
- Reject a key computed from an aggregated column in `AggregatingMergeTree`
- Skip Parquet row groups by their dictionary for `ORDER BY <String> LIMIT` when the filter rejects the empty string
- Docs
- C++ not yet supported