clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Fix Kafka consumers lingering after shutdown
- Parquet reader: rep/def level processing in `Reader::readRowsInPage` grows its output containers once per value
- Do not pre-filter a join side with a condition that reads no column
- Fix wrong results when two calls of a table function differ only in an OVER or SAMPLE clause
- Fix paimon incremental read fencing
- Do not prune comparisons that are compared element by element
- Infer a predicate into the opposite table of an outer join converted to inner under join_use_nulls
- BM25 scoring for text index (basics)
- Fix a lost row when a signed-zero constant is pushed through a transformed sorting key
- Do not JIT-compile `__bitSwapLastTwo` for argument types it rejects
- Docs
- C++ not yet supported