clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Backport #98792 to 26.2: Fix crash in system tables
- Remove `mutable` fields from `Function`s in favor of using `FunctionBuilder`, `FunctionOverloadResolver`
- Cherry pick #100151 to 25.12: Fix usage of text index with functions `startsWith` and `endsWith`
- Cherry pick #100151 to 26.1: Fix usage of text index with functions `startsWith` and `endsWith`
- Bug: FunctionVariantAdaptor silently returns 0 rows in WHERE when all Variant alternatives are incompatible
- bug: arrayFirst/arrayLast returned wrong type for some variant types
- Fix: incorrect parameter matching in cutURLParameter function
- Logical error: data->allocated_size != debug_allocated_size (A != B)
- Parallel replicas picks the wrong table to parallelise in JOIN queries
- Backport #99587 to 25.8: Prune unused columns from ARRAY JOIN
- Docs
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