Divers
public text v1 · immutableob2=> select counters->'_blog' from _site;
?column?
----------
(1 row)
ob2=> UPDATE _site SET counters=counters||('_blog' => (select (counters->'_blog')::int + 1 from _site));
UPDATE 1
ob2=> select counters->'_blog' from _site;
?column?
----------
(1 row)