clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- extend generateULID to use DateTime as timestamp source
- Unexpected race condition in projection part storage policies
- cityHash64(lc_string) % 255 keeps the lowcardinality trait, which results in slower hashtable used
- SYSTEM SYNC REPLICA to give priority to corresponding log entries
- Aggregate function states lose Nullable type after adding -If suffix
- DB::Exceptions after Clickhouse upgrade on the server start
- Add format JSONCompactWithoutMetadata
- `materialized_views_ignore_errors` not work if view contains wrong select
- Explain Blocked mutation
- Trace memory allocation in processors
- Docs
- C++ not yet supported