clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Support bracket syntax `json['key']` for JSON type
- Reject out-of-range time-of-day values when exporting Time/Time64 to Arrow
- Datalake rest catalog profile events
- Do not leak a correlated subquery's `TOTALS` into the outer query
- Expose `plain_rewritable` disks in `system.remote_data_paths`
- Skip indexes on subcolumns (e.g. text index on Array(Tuple) field) are ignored when querying through a view
- Fix LOGICAL_ERROR on runtime filter lookup before build finished
- Do not connect to MySQL during startup metadata loading
- Fix LOGICAL_ERROR on single-argument or() in JOIN ON
- Fix crash on skip index over a column with pending ALTER MODIFY COLUMN type change
- Docs
- C++ not yet supported