clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Physical column shadowing `_part`: `SELECT count() ... WHERE isNull(_part > 0)` throws NOT_FOUND_COLUMN_IN_BLOCK
- Docs: Improve Reference documentation discovery
- Advance the Iceberg version hint on a lost commit race
- Do not destroy a foreign detached part when cloning one from another shard
- Add --dump-schema option to clickhouse-client and clickhouse-local
- Fix a crash in the gRPC server when a call is torn down while gRPC still owns its responder
- Not working ALTER TABLE .. MODIFY SETTING default_compression_codec
- claude: add the artifact-readiness gate to the manual release-candidate recipe
- Fix indexHint with a truthy constant not fitting UInt8 dropping all data
- s3_plain_rewritable disk: a crash during DROP TABLE permanently leaks the whole dropped table's object-store subtree (RemoveRecursiveOperation commits metadata removal before its best-effort object deletion; boot never reclaims)
- Docs
- C++ not yet supported