Monday, January 2, 2017

Database-As-A-Service with Copy on Write

Database Cloning; Done in minutes and with minimal storage usage

  • Database Thin Cloning with Copy-On-Write
    •   Based on Network File System (NFS) 
      •  Preferable using Direct NFS (dNFS) clients to the database
    • Copy-on-Write (COW) Technology
      •  Clones use read-only image copies of data-files as source 
        •    Read Only Databases
        •    Snapshot method
        •    RMAN copy Backup
    •  Only modified blocks are written to dNFS location 
  • CloneDB, snapshot copy, Snap Clone
  • Snap Manager Utility, Enterprise Manager

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