Common rpm/dnf invocations

[Notgnoshi]

• What's the inverse dependencies of a package?
  • dnf repoquery --installed --whatrequires <package>
• What's the dependencies of a package?
• What package provides a file?
  • rpm -qf <file>
• What preinst/postinst scriptlets come from an rpm?
• List contents of an rpm
• Extract the contents of an rpm for inspection
• What files does an rpm install?
• Download, without installing, an rpm
• Audit recent transactions
• List installed packages
  • rpm -qa
  • dnf list --installed
• How to remove an rpm without removing the packages that depend on it?
  • rpm -e <pkg> --nodeps
• How to reinstall an rpm?
• Where are rpms downloaded to?
• How does the rpm/dnf database(s) work, and how does that relate to "repos" and "channels"?
• How are dnf, yum, smart, and rpm related?