AWS Classroomnotes 19/May/2022

AWS RDS contd ….

  • Lets create a rds instance Refer Here
  • Ensure you have backups for atleast 2 days.
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  • Lets create a read replica
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  • Now lets login into primary instance and query the data
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  • Now lets login into the replica instance and query the data
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  • Now lets insert one record in primary instance
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  • Lets check for the new record in the replica instance
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  • Lets try to insert the record in the read replica
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  • Why read replica?
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  • At any moment if your master is down you can promote the read replica to allow insert operations
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  • Delete the read replica
  • Exercise: Create a rds instance with postgresql and create a read replica and delete every thing

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