clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Attempt to use column N in a filter condition results in column N-1 being used instead
- Update version_date.tsv and changelog after v24.3.9.5-lts
- The implementation of ColumnConst::compareAt should be similar with ColumnSparse::compareAt
- Allow parallel REPLACE PARTITION to replace multiple partitions at once
- Ability to bootstrap with variable random seed.
- Apply `preferred_block_size_bytes` and `preferred_max_column_in_block_size_bytes` settings for IRowInputFormat
- A new native parquet reader support filter push down
- Inconsistency in default quoting_character between toString and extractKeyValuePairs
- ASLR build writes randomized address to`trace_log` and `Stack trace:` line during crashes
- full table scan when using Merge() + Distributed() combo
- Docs
- C++ not yet supported