rds:ModifyDBCluster

Write

rds:ModifyDBCluster is a Write access-level action in the rds service. Grants permission to modify a setting for an Amazon Aurora DB cluster or Amazon DocumentDB cluster

Resource types

ARNs that rds:ModifyDBCluster can be scoped to in an IAM policy.

arn:${Partition}:rds:${Region}:${Account}:cluster:${DbClusterInstanceName} required
cluster
arn:${Partition}:rds:${Region}:${Account}:cluster-pg:${ClusterParameterGroupName}
cluster-pg
arn:${Partition}:rds:${Region}:${Account}:og:${OptionGroupName}
og
arn:${Partition}:rds:${Region}:${Account}:pg:${ParameterGroupName}
pg

Condition keys

Keys you can use in the Condition block of a policy that grants rds:ModifyDBCluster.

rds:DatabaseClass String

Filters access by the type of DB instance class

rds:ManageMasterUserPassword Bool

Filters access by the value that specifies whether RDS manages master user password in AWS Secrets Manager for the DB instance or cluster

rds:Piops Numeric

Filters access by the value that contains the number of Provisioned IOPS (PIOPS) that the instance supports. To indicate a DB instance that does not have PIOPS enabled, specify 0

rds:StorageSize Numeric

Filters access by the storage volume size (in GB)

aws:ResourceTag/${TagKey} String

Filters access by the set of tag key-value pairs attached to the resource

rds:cluster-tag/${TagKey} String

Filters access by the tag attached to a DB cluster

rds:cluster-pg-tag/${TagKey} String

Filters access by the tag attached to a DB cluster parameter group

rds:og-tag/${TagKey} String

Filters access by the tag attached to a DB option group

rds:pg-tag/${TagKey} String

Filters access by the tag attached to a DB parameter group

Example IAM policy

A minimal policy that allows rds:ModifyDBCluster. Replace "Resource": "*" with a specific ARN to follow least privilege.

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "AllowRdsModifyDBCluster",
      "Effect": "Allow",
      "Action": "rds:ModifyDBCluster",
      "Resource": "*"
    }
  ]
}

Related actions in rds

View all rds actions →