Yes!!<p>Modification of JSON field values! This makes Postgres a completely functional JSON store.<p>[1] <a href="https:&#x2F;&#x2F;wiki.postgresql.org&#x2F;wiki&#x2F;What&#x27;s_new_in_PostgreSQL_9.5#JSONB-modifying_operators_and_functions" rel="nofollow">https:&#x2F;&#x2F;wiki.postgresql.org&#x2F;wiki&#x2F;What&#x27;s_new_in_PostgreSQL_9....</a>