clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Fix use-after-free when the source table of a `DIRECT` dictionary is truncated during a read of the dictionary
- Add a cache of opened SST readers for UNIQUE KEY insert deduplication
- Window query with repeated capturing lambda fails over remote shards
- `truncateName` wraps `cut_to + hysteresis`: huge name cut width breaks `Pretty`
- Do not add `BlocksMarshalling` to a query plan that is built for another server
- Text index analysis: match JSON subcolumns with a redundant type hint on a typed path
- widthBucket throws LOGICAL_ERROR on NaN/Inf intermediate result with extreme double inputs in FunctionWidthBucket::calculate
- Fix `Cannot capture column` and `NOT_FOUND_COLUMN_IN_BLOCK` when a `group_by_use_nulls` `if` key folds to a constant
- INTERPOLATE ignored on `uniq` column after optimize_uniq_to_count rewrite
- `LIMIT AFTER`/`UNTIL` boundaries take INTERPOLATE values by action name
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- C++ not yet supported