clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Resubmit #105041: Fix LOGICAL_ERROR for reused materialized CTE filtered by IN over another materialized CTE
- Randomize query_plan_optimize_join_order_randomize in stateles
- Fix ALTER TABLE partition operations silently failing for Bool partition keys
- RFC: Best-Effort Partitioned Hash Join
- Support PostgreSQL-compatible ARRAY[...] syntax as sugar for [...]
- Relax per-test flaky-check timeout from 180s to 300s
- MemorySanitizer: use-of-uninitialized-value (STID: 2518-3457)
- Apply `*WithMemoryTracking` containers to `BridgeHelper` and some `Core` subdirectories
- Add regression test for LEFT JOIN ON FALSE NULL filtering (issue #105827)
- Fix server abort when cancelling postgresql table function queries
- Docs
- C++ not yet supported