How to extract keys from multiple, nested arrays using jq

Question

SETUP

I\'m trying to figure out how jq filters work and having trouble figuring out nested arrays. Using the data below I cannot make a flat 5 key outpu

Answer 1

You can use a variable to store the OwnerID as in:

.Reservations[] | .OwnerId as $OwnerId | ( .Instances[] | { "OwnerId": $OwnerId, InstanceId, ImageId, PrivateIpAddress, Platform} )