clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Fix remote query executor cancel hang
- Incorrect results: Light weight updates can give wrong results when block number turned off and on.
- Support quotas over any profile event
- Do not refuse a manifest-only Iceberg rewrite over an absent parent total
- Bound the collections read from the Native protocol
- Disable tcache inside ScopedJemallocThreadArena by default
- Use min/max stats for raw parquet `INT64` columns read as `DateTime`
- Do not require SHOW COLUMNS to read a table through cluster() or remote()
- Prefer a base-table read that satisfies the whole ORDER BY over a narrower projection
- Make `SET <setting> = DEFAULT` respect an active `compatibility` setting
- Docs
- C++ not yet supported