DuckDB Data I/O
This skill mirrors DuckDB current documentation for data loading, file formats, appender APIs, and data sources.
CRITICAL: Search references/data/ before giving file-format options, ingestion, export, scanning, or bulk-load advice. Syntax and defaults can differ across formats and releases.
Scope
references/data/overview.md- loading methods and file-format entry points.references/data/csv/,json/, andparquet/- format-specific reading, writing, metadata, and options.- Top-level
references/data/*.md-INSERT, appender APIs, data sources, and related data operations.
Search
rg -n "read_csv|read_json|read_parquet|COPY|Appender|compression|schema|partition" references/data
Official source: https://github.com/duckdb/duckdb-web/tree/main/docs/current/data.