clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Add LossyQuantile codec for lossy compression of floating-point numbers
- Backport #105041 to 26.4: Fix LOGICAL_ERROR for reused materialized CTE filtered by IN over another materialized CTE
- Backport #105041 to 26.5: Fix LOGICAL_ERROR for reused materialized CTE filtered by IN over another materialized CTE
- Support CREATE OR REPLACE TEMPORARY VIEW
- Fix `std::bad_alloc` in Darwin `CHJIT` arena routing
- Logical error: 'Trying to read from input() twice.'.
- Use ordered map for IndexReadTasks to ensure deterministic iteration order
- Add test: Multi-file archive-glob `One` path in `StorageFileSource::generate` (EmptyReadBuffer at StorageFile.cpp:1568) untested
- Fix BAD_CAST on Const(Nullable(Nothing)) condition in if/multiIf
- Add test: `arrayNorm` over `Array(BFloat16)` (widen-to-Float32 kernel path) is untested across the whole suite
- Docs
- C++ not yet supported