Airworthiness directives that cite it · 8

duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.effective_date, string_agg(DISTINCT c.revision, ', ' ORDER BY c.revision) AS revisions,
    bool_or(c.incorporated_by_reference) AS incorporated_by_reference, bool_or(c.in_regulatory_text) AS in_regulatory_text
  FROM 'https://openairdocs.org/data/latest/service_document_citation.parquet' c JOIN 'https://openairdocs.org/data/latest/faa_directive.parquet' d ON d.ad_id = c.record_id
  WHERE c.document_id = 'snow-engineering/sl-197' AND c.record_type = 'faa_directive'
  GROUP BY ALL
  ORDER BY max(c.record_date) DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT d.ad_number, d.status, d.subject, d.effective_date, string_agg(DISTINCT c.revision, ', ' ORDER BY c.revision) AS revisions,
  bool_or(c.incorporated_by_reference) AS incorporated_by_reference, bool_or(c.in_regulatory_text) AS in_regulatory_text
FROM 'https://openairdocs.org/data/latest/service_document_citation.parquet' c JOIN 'https://openairdocs.org/data/latest/faa_directive.parquet' d ON d.ad_id = c.record_id
WHERE c.document_id = 'snow-engineering/sl-197' AND c.record_type = 'faa_directive'
GROUP BY ALL
ORDER BY max(c.record_date) DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.