# PostgreSQL 18.6 on x86_64-pc-linux-gnu

== DDL
id bigint
name character varying
address jsonb

== stored
Asha {"zip": "411001", "city": "Pune", "floor": 3}
Ravi {"zip": "400001", "city": "Mumbai", "floor": 12}
Meera {"zip": "411045", "city": "Pune", "floor": 1}

== HQL: where c.address.city = 'Pune'
sql> select c1_0.name from customer c1_0 where cast(c1_0.address->>'city' as varchar)='Pune' order by c1_0.id
result: [Asha, Meera]

== HQL: select and order by an int attribute inside the JSON
sql> select cast(c1_0.address->>'floor' as integer) from customer c1_0 where cast(c1_0.address->>'floor' as integer)>2 order by cast(c1_0.address->>'floor' as integer)
result: [3, 12]

== HQL: update c.address.floor = 99
sql> update customer c1_0 set address=coalesce(c1_0.address,'{}')||jsonb_build_object('floor',to_jsonb(99)) where c1_0.name='Ravi'
rows updated: 1; stored: {"zip": "400001", "city": "Mumbai", "floor": 99}

== HQL: group by c.address.city
sql> select cast(c1_0.address->>'city' as varchar),count(*) from customer c1_0 group by cast(c1_0.address->>'city' as varchar) order by cast(c1_0.address->>'city' as varchar)
row: Mumbai 1
row: Pune 2