clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Fix SIGSEGV when a lambda is used as a non-lambda argument of a higher-order function
- Fix pipeline-stuck deadlock in BufferedShardByHashTransform
- Fix .null subcolumn extraction from Nullable(JSON) returning nullmap
- pointwiseMultiply all-ones fast path indexes rhs data with lhs.fraction_bit_num, giving wrong results on mismatched schemas
- delta_kernel_ffi build warnings
- Chore : In ClickHouseDisk read function , the line for getting info uses while loop for a single row, changed it to if statement for better clarity
- `isBool(type)` on Nullable(Bool) returns false → MongoDB BSON encoded as int32 instead of bool
- Iceberg complex-type schema evolution: tuple-of-map branch uses wrong variable causing schema corruption
- BSI `addValue` full adder never clears bitmap bits → duplicate-index aggregations corrupt when values sum to zero
- Enable read_in_order_use_virtual_row by default
- Docs
- C++ not yet supported