cleanup.php - Remove orphan catalog flat tables / catalogsearch fulltext records.
delete.php - Delete website/group/store.
backup.sh - Backup magento DB (can ignore some tables).
Usage:
php -f cleanup.php [--info] [--cleanup] --info | --dry-run - List not (more) used catalog_(category|store)_flat tables, --cleanup - Cleanup tables: drop not (more) used catalog_(category|store)_flat tables, delete orphan records from catalogsearch_(fulltext|results)
Usage:
php -f delete.php --list --(website|group|store) --backupdb --cleanup --list - Show all websites/stores --(website|group|store) - Delete store OR website OR website group with ID (exclusive OR) --backupdb [--force] - Backup database before delete store,website or group !!! Very slow operation, use backup.sh/mysqldump instead of Mage::Backup.