High Availbility

OS & Virtualization

Wednesday, August 28, 2019

Managing, Optimizing Very Large Databases (VLDBs)



Space management
  • Bigfile Tablespaces
  • Leveraging data compression
  • Using temporary tablespaces effectively
  • Implementing partitioning for easy data management
  • Making the right choices for partitioned indexes (especially global vs. local)
Memory
  • Sizing adequate system global area (SGA), program global area (PGA), and other memory components
    •  V$MEMORY_TARGET_ADVICE ,V$SGA_TARGET_ADVICE and V$PGA_TARGET_ADVICE) Enabling parallelism to take advantage of multiple CPUs
For Backup

  • Configure fast incremental backups using the block change tracking (BCT) feature

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