clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Fix assertion in TransactionID::isNonTransactional for DummyTID
- keeper-bench: add KeeperStorage-only benchmark mode
- `buildQueryGraph` CROSS `join_kinds[0]` overwrites RIGHT JOIN constraint, silently converting RIGHT to INNER
- `deserializeFromValue` single-arg path uses `deserializeTextCSV` on already-extracted value, causing silent truncation at comma for String types
- issue-76473: Add engine_file_skip_failed_files setting to skip corrupted files in File engine
- `WHERE` on join key isn't pushed into left-side primary key index for `RIGHT` / `FULL JOIN`
- Preserve custom type names in recursiveRemoveLowCardinality
- `isDistinctFrom` returns 0 instead of 1 for Array/Map vs NULL due to hardcoded `UInt8(0)` ignoring `is_equal_mode`
- Logical error: Cannot fold actions for projection. Node A requires input B which does not belong to projection (STID: 3673-56a1)
- Expanding Substrait serializer support and test coverage
- Docs
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