Query: vpc_cidr_blocks

select
  b ->> 'CidrBlock' as "CIDR Block",
  power(2, 32 - masklen( (b ->> 'CidrBlock'):: cidr)) as "Total IPs"
from
  aws_vpc,
  jsonb_array_elements(cidr_block_association_set) as b
where
  vpc_id = $1
union all
select
  b ->> 'Ipv6CidrBlock' as cidr_block,
  power(2, 128 - masklen( (b ->> 'Ipv6CidrBlock'):: cidr)) as num_ips
from
  aws_vpc,
  jsonb_array_elements(ipv6_cidr_block_association_set) as b
where
  vpc_id = $1;