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
- Fix a Delta Lake `WHERE` on a column whose name contains a dot
- Allow marking access types as obsolete
- Fix a text index hint turning a NULL predicate into 0, which made NOT return extra rows
- Filesystem cache fragmentation: mixed file segment sizes (`max_file_segment_size` > `boundary_alignment`) push out narrow reads
- Analyzer: replace ALIAS columns computable from GROUP BY keys in validateAggregates
- Analyzer: compute ALIAS columns from GROUP BY keys after aggregation in the planner
- Fix `DEFAULT` expressions that read a column or subcolumn missing from an old part
- Fix a `JSONAllValues` text index skipping rows of typed JSON paths compared with a constant of another type
- Reject ALTER CLEAR COLUMN that would recalculate a MATERIALIZED key column
- Keep the tables and the replication usable when `DROP DATABASE` is refused
- Docs
- C++ not yet supported