Describe briefly the three primary phases involved in physical design. Database recovery management may use any one of these three backup tiers. What is the purpose of having many backup levels?

Enumerate and briefly describe the three physical design procedures.The administration of database recovery may use any combination of these three backup layers. What use does each backup level serve?

Describe briefly the three primary phases involved in physical design.Database recovery management may use any one of these three backup tiers. What is the purpose of having many backup levels?

I would appreciate it if you could list and quickly explain each of the three processes that went into the physical design.When executing duties related to database recovery management, you are free to use these three backup levels in any combination you see fit. What precisely is the purpose of each additional level of backups that is performed?