Revert "Delete 오라클 백업 및 복구.txt"

This reverts commit 44548fc320d3768e88621ba95ef956d85480b9b7.
Revert "Revert "Delete 오라클 백업 및 복구.txt""

This reverts commit eb7ef7ec6df2d8449a300da0d125081fe1198078.