# AWSApplicationAutoscalingCassandraTablePolicy
AWSApplicationAutoscalingCassandraTablePolicy

**Description**: Policy granting permissions to Application Auto Scaling to access Cassandra and CloudWatch.

`AWSApplicationAutoscalingCassandraTablePolicy` is an [AWS managed policy](https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_managed-vs-inline.html#aws-managed-policies).

## Using this policy


This policy is attached to a service-linked role that allows the service to perform actions on your behalf. You cannot attach this policy to your users, groups, or roles.

## Policy details

+ **Type**: Service-linked role policy 
+ **Creation time**: March 18, 2020, 22:49 UTC 
+ **Edited time:** March 18, 2020, 22:49 UTC
+ **ARN**: `arn:aws:iam::aws:policy/aws-service-role/AWSApplicationAutoscalingCassandraTablePolicy`

## Policy version


**Policy version:** v1 (default)

The policy's default version is the version that defines the permissions for the policy. When a user or role with the policy makes a request to access an AWS resource, AWS checks the default version of the policy to determine whether to allow the request. 

## JSON policy document


```
{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Effect" : "Allow",
      "Action" : "cassandra:Select",
      "Resource" : [
        "arn:*:cassandra:*:*:/keyspace/system/table/*",
        "arn:*:cassandra:*:*:/keyspace/system_schema/table/*",
        "arn:*:cassandra:*:*:/keyspace/system_schema_mcs/table/*"
      ]
    },
    {
      "Effect" : "Allow",
      "Action" : [
        "cassandra:Alter",
        "cloudwatch:PutMetricAlarm",
        "cloudwatch:DescribeAlarms",
        "cloudwatch:DeleteAlarms"
      ],
      "Resource" : "*"
    }
  ]
}
```

## Learn more

+ [Understand versioning for IAM policies](https://docs.aws.amazon.com//IAM/latest/UserGuide/access_policies_managed-versioning.html)
+ [Get started with AWS managed policies and move toward least-privilege permissions](https://docs.aws.amazon.com//IAM/latest/UserGuide/best-practices.html#bp-use-aws-defined-policies)