DuckDB in Python: Query CSV, Parquet, and Pandas with SQL
DuckDB in Python turns SQL into a zero-setup analytics engine: query CSV, Parquet, and Pandas DataFrames in-process, join across sources, and add UDFs.
Data-Engineering
DuckDB vs Polars in 2026: Which One for Your Data Pipeline?
DuckDB vs Polars for data engineering in 2026: benchmarks, memory usage, SQL vs DataFrame ergonomics, and when to reach for each. Real numbers, honest verdict.
Polars vs Pandas in 2026: Performance Benchmarks, Real Numbers, and When to Switch
Polars vs Pandas in 2026: real benchmarks show 3-11x speedups on large data. Now Pandas 3.0 ships PyArrow strings, copy-on-write, and pd.col() expressions — …