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DATABASES / dbt Labs

dbt Documentation Maintenance

Audits descriptions in a dbt manifest and drafts missing model or column documentation in the project’s existing style.

“Audits dbt documentation coverage and drafts missing model/column descriptions in the project's own house style, one folder at a time, for human review. Use”

01 / THE REASONING

Why this made the selection.

  • Uses dbt’s resolved manifest rather than guessing YAML layout, and clearly limits column coverage to columns declared in that manifest.
  • Requires tracing grain and column meaning through SQL, refs and sources before writing descriptions, then leaves a scoped diff for human review.

02 / THE REVIEW RECORD

What we actually inspected.

Source review has boundaries.
A clear record is more useful than a “safe” badge.

Material inspected

  • skills/dbt/skills/maintaining-dbt-documentation/SKILL.md
  • skills/dbt/skills/maintaining-dbt-documentation/audit_coverage.py
  • skills/dbt/skills/using-dbt-for-analytics-engineering/references/writing-documentation.md
  • README.md (installation, compatibility and licence sections)
  • LICENSE

Our findings

  • The entire audit_coverage.py helper was inspected. It reads manifest JSON locally, groups model nodes by original_file_path and counts stripped nonempty descriptions.
  • The workflow refreshes the manifest, re-parses after changes, preserves existing correct descriptions and lists meanings it could not establish.
  • The helper itself performs no network calls or file writes; the surrounding dbt workflow can generate artifacts and optional warehouse inspection needs separate credentials.

Not established by this review

  • The helper was not executed and no dbt project or warehouse was accessed.
  • No generated description was checked with a domain owner.

The review applies to the material and revision named here. A newer upstream release can change its behavior.

03 / PUT IT TO WORK

Add a skill to your workflow.

Upstream setup instructions ↗

DOCUMENTED COMMAND

npx skills add https://github.com/dbt-labs/dbt-agent-skills/tree/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/skills/dbt/skills/maintaining-dbt-documentation

Copying does not execute this command. It may retrieve a newer version than the reviewed source.

  1. Install the complete directory, including audit_coverage.py.
  2. Keep the working directory at the dbt project root and use the helper’s full installed path or its explicit manifest option.
  3. The publisher’s running-dbt-commands and analytics-engineering skills provide optional companion guidance; install them if using those handoffs.
  4. Run the folder audit for each intended directory; review new files and out-of-folder edits as well as tracked diffs.
  5. Choose the intended host and project scope in the installer. The source revision is pinned; the installer itself is not executed or version-pinned by this review.

Before you start

  • Node.js/npm and git for the documented Skills installer
  • A configured dbt project and its correct dbt executable
  • Python for the bundled audit helper; warehouse access only for optional physical-column inspection

04 / FOLLOW THE EVIDENCE

The source trail.

Our notes are separate from the original resource.
Check upstream before adopting a new version.

  1. https://github.com/dbt-labs/dbt-agent-skills/blob/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/skills/dbt/skills/maintaining-dbt-documentation/SKILL.md

    Supports: summary, upstreamDescription, whySelected, bestFor, limitations, review, access

  2. https://github.com/dbt-labs/dbt-agent-skills/blob/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/skills/dbt/skills/maintaining-dbt-documentation/audit_coverage.py

    Supports: review, limitations, install, access

  3. https://github.com/dbt-labs/dbt-agent-skills/blob/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/skills/dbt/skills/using-dbt-for-analytics-engineering/references/writing-documentation.md

    Supports: whySelected, review, limitations

  4. https://github.com/dbt-labs/dbt-agent-skills/blob/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/README.md

    Supports: install, compatibility, access, license

  5. https://github.com/dbt-labs/dbt-agent-skills/blob/a8607fc02a679e81a2b0fe7fcb32a7568802e16a/LICENSE

    Supports: license, access.cost

  6. https://github.com/vercel-labs/skills/blob/7407f3893ad4dceab546ac002c3ef806e4000c73/README.md

    Supports: install

  7. https://github.com/vercel-labs/skills/blob/7407f3893ad4dceab546ac002c3ef806e4000c73/src/git.ts

    Supports: install

  8. https://github.com/vercel-labs/skills/blob/7407f3893ad4dceab546ac002c3ef806e4000c73/src/source-parser.ts

    Supports: install