clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- How to shrink Clickhouse-Keeper from 6 nodes to 3 nodes
- 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
- Mutation with validate_mutation_query=1 leads to CANNOT_INSERT_NULL_IN_ORDINARY_COLUMN
- Docs
- C++ not yet supported