clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Backport #109675 to 25.8: Fix segfault due to bad shutdown ordering on startup exception
- Backport #109675 to 26.3: Fix segfault due to bad shutdown ordering on startup exception
- Backport #109675 to 26.5: Fix segfault due to bad shutdown ordering on startup exception
- Fix JSON schema inference for oversized integers
- [WIP] Merge tree over parquet
- `test_parallel_quorum_actually_parallel` fails on repeat runs
- CHECK TABLE reports a checksum mismatch for any part written with the lossy SZ3 codec
- Introduce `ColumnsView` to avoid heap allocations for source columns
- docs(h3): correct exact edge length and point-dist example numbers (#102843)
- keeper-bench: dynamic path sets and don't OOM on many nodes
- Docs
- C++ not yet supported