clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- High memory use when listing DataLake/Glue tables (getAllTableNames/SHOW TABLES/system.tables)
- Unexpected behavior when evaluating equality predicates on map keys
- Recursive CTE selects datatype that is too narrow
- Add an optional chime sound to ClickHouse Client that plays when a query finishes over a runtime threshold
- Generic exclusion search is expensive with large ranges of matches or high cardinality keys
- Backport #91980 to 25.8: Force mutation to recalculate indices when rewriting compact parts
- Backport #91980 to 25.11: Force mutation to recalculate indices when rewriting compact parts
- Docs: move aggregate functions to source (#8)
- Iceberg Rest Catalog table count() show wrong result
- New table engine IcebergxxxReadOnlyCluster
- Docs
- C++ not yet supported