text: DROP SCHEMA IF EXISTS testing CASCADE;
  CREATE SCHEMA testing;
  
  CREATE TABLE testing.users (
  	id  BIGSERIAL PRIMARY KEY,
  	email       VARCHAR(200) NOT NULL,
  	first_name  VARCHAR(200) NOT NULL,
  	last_name   VARCHAR(200) NOT NULL,
  	username    VARCHAR(50) UNIQUE NOT NULL,
  	UNIQUE (username)
  );
  