Query: lambda_function_uses_latest_runtime_status

select
  runtime_status,
  count(*)
from (
  select
    case when runtime not in ('nodejs14.x', 'nodejs12.x', 'nodejs10.x', 'python3.8', 'python3.7', 'python3.6', 'ruby2.5', 'ruby2.7', 'java11', 'java8', 'go1.x', 'dotnetcore2.1', 'dotnetcore3.1') then
      'previous'
    else
      'latest'
    end runtime_status
  from
    aws_lambda_function) as t
group by
  runtime_status
order by
  runtime_status desc;