sk Skill · ivanshamaev
duckdb
DuckDB in-process OLAP analytics — reading Parquet/CSV/JSON/Iceberg/Delta from S3/local, SQL (window functions, PIVOT, ASOF join, QUALIFY), Python API (duckdb.connect, fetchdf, register, UDFs), extensions (httpfs/iceberg/delta/postgres), performance tuning, COPY TO, persistent DB
Open on skills.sh ↗read 2026-09-15
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