Verified75% confidenceFactExact time
ClickHouse is a high-performance columnar analytical database that uses a columnar storage architecture where data is organized on disk by column rather than by row.
3
Sources
75%
Confidence
Long-term
Relevance
9/2/2026
First Seen
Sources
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Related Claims
UnverifiedClickHouse等OLAP列式存储数据库通过将同列数据物理连续存储配合向量化执行引擎，可对万亿行数据实现亚秒级聚合查询78% similarUnverifiedMainstream data systems such as Elasticsearch, ClickHouse, and MongoDB have successively added vector index support.73% similarUnverifiedClickHouse is an open-source columnar database management system developed by Yandex, designed for OLAP scenarios, capable of achieving sub-second query responses on billions of rows of data.69% similarUnverifiedIn database and query engine scenarios, the combination of the operating system page cache and MMAP is a powerful baseline that is difficult to easily surpass.67% similarUnverifiedDuckDB uses columnar storage and a vectorized execution engine, and its performance on analytical queries involving aggregation, joins and scans of large tables is significantly better than that of traditional row-store transactional databases.65% similar
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