Query: network_application_gateways_for_app_service_web

with application_gateway as (
  select
    g.id as id,
    backend_address ->> 'fqdn' as app_host_name
  from
    azure_application_gateway as g,
    jsonb_array_elements(backend_address_pools) as pool,
    jsonb_array_elements(pool -> 'properties' -> 'backendAddresses') as backend_address
)
select
  lower(g.id) as application_gateway_id
from
  azure_app_service_web_app as a,
  jsonb_array_elements(a.host_names) as host_name,
  application_gateway as g
where
  lower(g.app_host_name) = lower(trim((host_name::text), '""'))
  and lower(a.id) = $1;