CREATE DATABASE smallserial_test_db;

\connect smallserial_test_db

CREATE TABLE test_smallserial
(
  id smallserial NOT NULL PRIMARY KEY,
  val integer NOT NULL
);

CREATE TABLE test_smallserial2
(
  id serial2 NOT NULL PRIMARY KEY,
  val integer NOT NULL
);

\d

DROP TABLE test_smallserial2;

\d test_smallserial

INSERT INTO test_smallserial (val)
	VALUES(1),(2),(3);

SELECT * FROM test_smallserial;

TRUNCATE TABLE test_smallserial;

SELECT setval('test_smallserial_id_seq', 1, false);

INSERT INTO test_smallserial (val)
	SELECT * FROM generate_series(1,32767);

SELECT * FROM test_smallserial LIMIT ALL OFFSET 32764;

TRUNCATE TABLE test_smallserial;

SELECT setval('test_smallserial_id_seq', 1, false);

INSERT INTO test_smallserial (val)
	SELECT * FROM generate_series(1,32768);

\connect postgres

DROP database smallserial_test_db;