clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Improve SQL Syntax Error Reporting to Show Accurate Error Position and Context
- Specify timeout setting name in timeout exceptions
- Logical error: 'Bad cast from type DB::ColumnVector<unsigned long> to DB::ColumnTuple'
- Settings for implicit indices should not be readonly
- Materialized view refresh after depends on - does not work
- system.tables does not provide total_rows / total_bytes for iceberg tables from DataLakeCatalog with glue
- Imprecise sizes shown by playground console
- keeper empty node breaks the cluster.
- Frequent RECEIVED_EMPTY_DATA during background merges since updating to 25.11, may be caused by lightweight DELETE
- [RFC] Unified tracing with SQL-based processing
- Docs
- C++ not yet supported