{"Entry":{"collection":"func","key":"json-objectagg","name":"json_objectagg","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"15","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"16"}],"content_hash":"c1d328db94fe072e68d46ad646832e32191ce0cdb51fbd7787603efa6ebfe1f9","first_version":"16","group":"aggregate","group_label":"Aggregate Functions","groups":["aggregate"],"imported_at":"2026-09-14T21:49:48.857059+08:00","last_version":"20","name":"json_objectagg","name_key":"json_objectagg","position":21023,"present_in":["16","17","18","19","20"],"signature":"json_objectagg ( [ { key_expression { VALUE | ':' } value_expression } ] [ { NULL | ABSENT } ON NULL ] [ { WITH | WITHOUT } UNIQUE [ KEYS ] ] [ RETURNING data_type [ FORMAT JSON [ ENCODING UTF8 ] ] ])","signature_count":1,"slug":"json-objectagg","source_rev":"2026-09-14T13:14:25.684213+00:00@99e6866c","summary":"Behaves like json_object, but as 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