DB-Zugriff, Backup-Mgl
Revert "DB-Zugriff, Backup-Mgl"

This reverts commit 9b164f1c542ec0afd970d23c467f5b8c0abbecf7.
Revert "Revert "DB-Zugriff, Backup-Mgl""

This reverts commit 16e38e097b2e2b15693edf05f6e53a32b61ac94c.