SQLFluff — SQL Linter and Auto-Formatter

When to Use

Load this skill when the user needs to:

Enforce consistent SQL style across a team or codebase (keyword case, indentation, comma placement, alias conventions)
Set up CI quality gates that reject non-conforming SQL before merge
Lint a dbt project's .sql model files using the dbt templater (primary use case)
Automatically fix style violations with sqlfluff fix
Clean up legacy SQL that has grown inconsistent over time
Write a .sqlfluff configuration file or tune specific rules
Configure a pre-commit hook to lint SQL locally before push
Create a GitHub Actions workflow that annotates PRs with inline SQL violations
Suppress specific rule violations inline with -- noqa comments
Write a custom SQLFluff rule as a plugin