queries.sql

CREATE TYPE address AS (country text, city text, zip varchar(6), street text, number text, building text);
CREATE TABLE users (id SERIAL PRIMARY KEY, email text, adresses address[]);
INSERT INTO users(email, adresses) VALUES('user1@example.org', ARRAY[ROW('RU', 'Moscow', '123123', 'Lenina', '5', 'a')::address, ROW('RU', 'SPB', '123456', 'Gagarina', '102', '5')::address]);
SELECT * FROM users;

result.txt

 id |       email       |                              adresses
----+-------------------+--------------------------------------------------------------------
  1 | user1@example.org | {"(RU,Moscow,123123,Lenina,5,a)","(RU,SPB,123456,Gagarina,102,5)"}