Database Summary RDS(OLTP) SQL My SQL Post Gre SQL Oracle Aurora Maria DB Dynamo DB(No SQL) Redshift OLAP Elastic cache Memcached Redis RDS runs on virtual machines We cannot log into this operating systems however Patching of our RDS Operating system and DB is Amazons responsibility. RDS is not server-less. Aurora surverless is seven less which is an exception. Dynamo DB is server-less. There are two types of backups for RDS Automated backups Database snapshots Read replicas Can be multi availability zones. Use to increase performance Must have backups turned on. Can be in different regions. Can be MySQL,PostgreSQL,Maria DB, Oracle, Aurora, SQL Server is not supported. Can be promoted to master, this will break read replica. Multi availability zone Used for DRG only and not performance. You can force a fail over from one availability zone to another by re-booting the RDS instance. Encryption at Rest Is supported for My SQL, Oracle, SQL server, Postgre SQL, Maria DB and Aurora. En...
No action allows us to provide granular level control over resources operations. For example, if we use effect, deny For all actions in IAM An, then we use effect allow over some actions in IAM then deniable supersede allow. The way to overcome above issue is to use NoAction on all IAM operations And action on Allowed IAM operations. Example { "Version" : "2012-10-17" , "Statement" : [ { "Effect" : "Allow" , "NotAction" : [ "iam:*" , "organizations:*" , "account:*" ], "Resource" : "*" }, { "Effect" : "Allow" , "Action" : [ "iam:CreateServiceLinkedRole" , "iam:DeleteServiceLinkedRole" , "iam:ListRoles" , "organizations:DescribeOrganization" , "account:ListRegions" , ...
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