clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Fix possible crash with distributed queries (likely due to async_query_sending_for_remote)
- `DB::Exception: The specified key does not exist. This error happened for S3 disk`
- epm install, yum install, or start clickhouse-server error Segmentation fault
- The isIPAddressInRange cannot handle parameters with empty values or null values
- Draft: OrderBy combinator
- Type conversion error using same alias as primary key in nested subquery
- JSON formats: parse `new ISODate("2024-05-29T23:16:12.256Z")` as `DateTime64(3)`
- [RFC] Offload primary key after merge or mutation if lazy load is enabled and it is not loaded for source parts
- Calculate `minmax` index from primary key columns
- IN with nullable tuples returns incorrect results
- Docs
- C++ not yet supported