clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- CI: reclaim leftover docker images before Install packages installs
- Add spill support with a configurable in-memory buffer for packed part writes
- Introduce zk leader metrics to Keeper mntr
- Fix for virtual row is not being applied in some cases
- Fix the description of ignore_empty_sql_security_in_create_view_query
- Reject shorthand setting changes carrying a value for the whole query tree
- Do not read the internal database of temporary tables in `Merge`
- Iceberg: reading a table fails with ICEBERG_SPECIFICATION_VIOLATION after a column is dropped (regression in 25.11)
- Keep the smaller side on the hash join build side when it has no row estimate
- Fix allow_feature_tier for MergeTree settings
- Docs
- C++ not yet supported