exec
demo
--nodes=3
--execute=select node_id, locality from crdb_internal.gossip_nodes order by node_id
----
node_id	locality
1	region=us-east1,az=b
2	region=us-east1,az=c
3	region=us-east1,az=d

exec
demo
--nodes=9
--execute=select node_id, locality from crdb_internal.gossip_nodes order by node_id
----
node_id	locality
1	region=us-east1,az=b
2	region=us-east1,az=c
3	region=us-east1,az=d
4	region=us-west1,az=a
5	region=us-west1,az=b
6	region=us-west1,az=c
7	region=europe-west1,az=b
8	region=europe-west1,az=c
9	region=europe-west1,az=d

exec
demo
--nodes=3
--demo-locality=region=us-east1:region=us-east2:region=us-east3
--execute=select node_id, locality from crdb_internal.gossip_nodes order by node_id
----
node_id	locality
1	region=us-east1
2	region=us-east2
3	region=us-east3
