clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Azure 403 leads to POTENTIALLY_BROKEN_DATA_PART
- OneLake Iceberg catalog read fails: Blob API calls sent to DFS endpoint
- Bounded-memory execution for SELECT DISTINCT … ORDER BY … LIMIT (top-K pushdown)
- system.view_refreshes written_rows appears doubled for REFRESH MV writing via Distributed table
- Fix vacuous truth for x op ALL (empty subquery)
- REVOKE ALL ON CLUSTER behaves differently than REVOKE ALL
- pointInPolygon: preprocessed const-polygon cache is unbounded, duplicated per thread, and never released
- Distributed ALIAS columns: introduce __aliasMarker reconciliation
- RFC: Allow to give higher priority to low-latency queries
- Add per-disk BlobKiller queue-depth metric for object-storage removal…
- Docs
- C++ not yet supported