[clickhouse.com]
·
6 min read
·
Saved Jan 12, 2026
chDB transforms ClickHouse into a user-friendly Python library for seamless DataFrame operations, eliminating serialization overhead and enabling fast SQL queries directly on Pandas DataFrames. The latest version achieves significant performance improvements, making it 87 times faster than its predecessor by implementing zero-copy data handling and optimized processing.
- chDB now queries Pandas DataFrames directly via zero-copy access, eliminating serialization overhead entirely.
- The latest version is 87x faster than its predecessor.
- Optimized processing combined with zero-copy handling makes chDB the fastest SQL engine benchmarked on DataFrames.