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From owid-general
The duckdb cli is installed on this system and is a good choice for ad-hoc data analysis from CSV, parquet or NDJSON files. Use it when the user asks for data values in the context of a specific data file or to join multiple files together.
npx claudepluginhub owid/owid-claude-plugins --plugin owid-generalHow this skill is triggered — by the user, by Claude, or both
Slash command
/owid-general:duckdbThis skill is limited to the following tools:
The summary Claude sees in its skill listing — used to decide when to auto-load this skill
When using duckdb for querying single files, use the `DESCRIBE SELECT` and, optionally, `SUMMARIZE SELECT` statements to understand the structure beforehand.
Executes raw SQL or natural language queries against attached DuckDB databases or ad-hoc files. Manages session state, schema retrieval, and result size estimation.
Runs SQL queries or natural language questions against registered tables or ad-hoc on Parquet, CSV, JSON, Arrow IPC files using datafusion-cli.
Run ClickHouse SQL directly in Python on local files, cloud storage, and remote databases without a server. Supports multi-step sessions, cross-source joins, and output to DataFrames.
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When using duckdb for querying single files, use the DESCRIBE SELECT and, optionally, SUMMARIZE SELECT statements to understand the structure beforehand.