fix: escape SQL identifiers in db engine spec prequeries and metadata queries (#39840)

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

Shaitan committed 26d ago

2e7a2b1f2dc45b42e41cd95624741063e2109600

Parent: a06e6ea

Committed by GitHub <noreply@github.com> on 5/15/2026, 1:48:38 PM