pgre_dump_commands.txt

db=# \t                                   //1st command
db=# \a                                   //2nd command
db=# \o file.json                         //3rd command
db=# SELECT json_agg(json_build_object(   //4thcommand
     'pk', t.id,'model','meryota.question', 'fields', 
     json_build_object('question_text',t.question_text, 
     'pub_date',t.pub_date))) from meryota_question as t;