Fast in-process analytical database for SQL queries on DataFrames, CSV, Parquet, JSON files, and more. Use when user wants to perform SQL analytics on data files or Python DataFrames (pandas, Polars), run complex aggregations, joins, or window functions, or query external data sources without loading into memory. Best for analytical workloads, OLAP queries, and data exploration.
Install
npx skills add silvainfm/claude-skills --skill duckdbnpx skills add silvainfm/claude-skills --skill duckdb -a claude-code -gnpx skills add silvainfm/claude-skills --skill duckdb -a codex -ggemini skills install https://github.com/silvainfm/claude-skills.git --path duckdbgh skill install silvainfm/claude-skills duckdbgit clone --depth 1 https://github.com/silvainfm/claude-skills /tmp/silvainfm__claude-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/silvainfm__claude-skills/duckdb ~/.claude/skills/duckdb # Claude Code
cp -R /tmp/silvainfm__claude-skills/duckdb ~/.agents/skills/duckdb # Codex, Cursor, Gemini CLI, Copilot, OpenCode