Django creates a set of default database tables for authentication, authorization, admin logging, sessions, content types, and migration tracking.

Table Purpose
auth_user Default user accounts
auth_group User groups
auth_permission Permissions such as add, change, delete, and view
auth_user_groups Many-to-many relation between users and groups
auth_user_user_permissions Direct permissions assigned to users
auth_group_permissions Permissions assigned to groups
django_content_type Tracks installed models by app and model name
django_admin_log Admin panel action history
django_session Server-side session storage
django_migrations Tracks which migrations have already run