DynamoDB table auto scaling should be enabled fails. Closes #312

[khushboo9024]

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• Issue(s) linked

> with target_count as (
  select
    t.resource_id as resource_id,
    count(t.resource_id) as count
  from
    aws_appautoscaling_target as t where service_namespace = 'dynamodb'
    group by t.resource_id
)
select
  -- Required Columns
  d.arn as resource,
  case
    when t.resource_id is null then 'alarm'
    when t.count < 2 then 'alarm'
    else 'ok'
  end as status,
  case
    when t.resource_id is null then d.title || ' autoscaling not enabled.'
    when t.count < 2 then d.title || ' auto scaling not enabled for both read and write capacity.'
    else d.title || ' autoscaling enabled for both read and write capacity.'
  end as reason,
  -- Additional Dimensions
  d.region,
  d.account_id
from
  aws_dynamodb_table as d
  left join target_count as t on concat('table/', d.name) = t.resource_id;

+-------------------------------------------------------------------+--------+-------------------------------------------------------------------------+-----------+--------------+
| resource                                                          | status | reason                                                                  | region    | account_id   |
+-------------------------------------------------------------------+--------+-------------------------------------------------------------------------+-----------+--------------+
| arn:aws:dynamodb:us-east-1:1234567891:table/no-autoscalling-tab | alarm  | no-autoscalling-tab autoscaling not enabled.                            | us-east-1 | 1234567891 |
| arn:aws:dynamodb:us-east-1:1234567891:table/test_table_target   | ok     | test_table_target autoscaling enabled for both read and write capacity. | us-east-1 | 1234567891 |
| arn:aws:dynamodb:us-east-1:1234567891:table/tets56              | ok     | tets56 autoscaling enabled for both read and write capacity.            | us-east-1 | 1234567891 |
| arn:aws:dynamodb:us-east-1:1234567891:table/tets67              | ok     | tets67 autoscaling enabled for both read and write capacity.            | us-east-1 | 1234567891 |
+-------------------------------------------------------------------+--------+-------------------------------------------------------------------------+-----------+--------------+

[rajlearner17]

LGTM