text: -- mysql script
  -- author: Michael Wellner
  -- date: 27.10.2017
  
  -- create new app_users table @ securitydb
  USE securitydb;
  
  DROP TABLE IF EXISTS app_users;
  
  CREATE TABLE app_users (
    id BIGINT NOT NULL AUTO_INCREMENT,
    username VARCHAR(30) NOT NULL,
    password VARCHAR(120) NOT NULL,
    first_name VARCHAR(50) NOT NULL,
    last_name VARCHAR(50) NOT NULL,
    email VARCHAR(80) NOT NULL,
    creation_timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
    PRIMARY KEY (id)
  ) ENGINE=InnoDB;
  