clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Fix for #101423 GRANT SELECT(column) does not give access to its subcolumns
- Add `output_format_text_max_string_size` for text formats
- Dedicated protected segment in `filesystem_cache` for marks
- Validate Azure Blob Storage upload settings early
- Add `author` column to `system.mutations`
- Always build ClickHouse as PIE and emit stack traces as file offsets
- Segfault when unloading WASM modules
- Precision loss in extracting Decimal from JSON datatype
- `UnionNode::removeUnusedProjectionColumns` creates asymmetric column counts when `UNION ALL` has mixed EXCEPT/INTERSECT + plain SELECT children
- `parseSize` greedily consumes numeric prefix from HH:MM time rotation strings, creating a spurious byte-size threshold
- Docs
- C++ not yet supported