Aurora MySQL parameters and reboot-required or NOT

AWS/RDS

AWS RDS can change parameters using custom parameter groups. There are parameters which reqiured rebooting or not.

https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/AuroraMySQL.Reference.ParameterGroups.html

  • Parameter Group

    • Apply type Dynamic - No reboot required

    • Apply type Static - Reboot required

  • AWS CLI

    •       ## list parameters  
            aws rds describe-db-cluster-parameters --db-cluster-parameter-group-name test_parameter_group
      
            ## list parameters only with Apply type
            aws rds describe-db-parameters --db-parameter-group-name test_parameter_group --query "Parameters[*].[ParameterName,ApplyType]"
      

https://repost.aws/knowledge-center/rds-parameter-group-update-issues

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