clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Fix flaky test 00061_storage_buffer
- Optimizer: Add index pruning for nullIf(key, sentinel) predicates (#107209)
- Add allow_lossy_numeric_supertype setting for numeric Variant common types
- Cherry pick #102686 to 26.3: Fix granule propagation in text index analysis with reading in order
- Enable independent per-partition DISTINCT when partition key matches DISTINCT columns
- CREATE TABLE accepts TTL on AggregateFunction column but fails at insert time with ILLEGAL_TYPE_OF_ARGUMENT
- Flaky test: 01603_read_with_backoff_bug
- RFC: Keyed recursive CTEs (settled-set semantics for graph traversal in recursive queries)
- Cherry pick #106466 to 26.3: Add `GlobalMemoryLimitExceeded` profile event
- Cherry pick #106466 to 26.4: Add `GlobalMemoryLimitExceeded` profile event
- Docs
- C++ not yet supported