clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
Triage Issues!
When you volunteer to triage issues, you'll receive an email each day with a link to an open issue that needs help in this project. You'll also receive instructions on how to triage issues.
Triage Docs!
Receive a documented method or class from your favorite GitHub repos in your inbox every day. If you're really pro, receive undocumented methods or classes and supercharge your commit history.
C++ not yet supported66 Subscribers
Add a CodeTriage badge to clickhouse
Help out
- Issues
- `filterArraysImpl`: when most rows pass, allocate the result once and copy runs of kept rows
- Iceberg: hand data files to `next` calls in arrival order
- Fix(IPv4): Skip out-of-range integer literals in IN
- Keep the partition spec when Iceberg `OPTIMIZE TABLE` rewrites a partitioned table
- Cherry pick #124553 to 26.3: Group PREWHERE read steps by exact columns and rewrite `m['key']` to a key subcolumn only for bucketed `Map`
- Cherry pick #124553 to 26.8: Group PREWHERE read steps by exact columns and rewrite `m['key']` to a key subcolumn only for bucketed `Map`
- Cherry pick #124553 to 26.9: Group PREWHERE read steps by exact columns and rewrite `m['key']` to a key subcolumn only for bucketed `Map`
- Keep sparse columns when an async `INSERT ... SELECT` falls back to a synchronous insert
- Count references in the tupleElement default when pruning ARRAY JOIN columns
- Avoid duplicate column names when lifting ARRAY JOIN up
- Docs
- C++ not yet supported