select
column_name,
data_type
from information_schema.columns
where table_name='person' ;
column_name | data_type
--------------+-----------------------------
id | bigint
firstname | character varying
lastname | character varying
gender | character varying
birthday | timestamp without time zone
creationdate | timestamp without time zone
locationip | character varying
browserused | character varying
email | character varying
speaks | character varying
id | graphid
properties | jsonb
(12 rows)