Aurora

  1. AWS Aurora is Amazon’s MySQL compatible dB
    1. Only available on cloud
    2. 5X better performance than MySQL
    3. Targeted at Oracle
  2. Scaling
    1. Automatically scales in increments of 10 GB
    2. 2 copies of your data will be stored in each AZ.
    3. If you have 4 AZs in your region then 2X4=8 copies of your data will be redundantly stored by Aurora
    4. Aurora storage disk blocks are continuously scanned for errors and self healed.
  3. Read Replicas supported:
    1. Up to 5 MySQL read replicas
    2. Up to 15 Aurora Replicas
    3. Unlike MySQL read replica’s, Aurora Replicas support automatic failover
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