clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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Help out
- Issues
- Disable TopK dynamic filtering when a sorting projection makes the read in-order
- Make the universal installer output friendlier
- Iceberg schema evolution disables Parquet column pruning for older data files
- Reuse FieldValueRange buffers in MergeTreeSetIndex::checkInRange
- Fix LOGICAL_ERROR in ReadFromMergeTree::deserialize for empty distributed-read snapshot
- Clamp max_streams_for_merge_tree_reading to avoid std::length_error
- Do not abort server when loading a view without columns in metadata
- Harden 00965_send_logs_level_concurrent_queries against async trace-log delivery race
- Compare stored table definition expressions by AST instead of formatted text
- Hanging s3() Query
- Docs
- C++ not yet supported