clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Destroy the right table of a large hash join in parallel
- Reject a schema inference result whose every column name is empty
- fix(postgres): correctly quotes postgres inserts
- Filter push-down derives a partial predicate and pushes it as `indexHint` below the non-preserved side of an outer join; statistics part pruning then drops matching parts — wrong `RIGHT`/`LEFT JOIN` result at default settings
- Fix UB in DateTimeTransforms
- Add openSSL cipherSuites to configure TLS 1.3 cipher suites
- Add `HashJoinTable` and the table building blocks of the partitioned hash join
- Add Delta Lake write interoperability and concurrency integration tests
- Run joins with several ON disjuncts on the partitioned hash join
- URL userinfo password echoed verbatim in HTTP error messages and debug logs
- Docs
- C++ not yet supported