SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL';

CREATE DATABASE IF NOT EXISTS `mydb` DEFAULT CHARACTER SET latin1 ;
SHOW WARNINGS;
USE `mydb`;

-- -----------------------------------------------------
-- Table `mydb`.`users`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mydb`.`users` (
  `id` INT NOT NULL AUTO_INCREMENT COMMENT 'Unique ID for this user' ,
  `login` VARCHAR(30) NOT NULL COMMENT 'Unique login (nickname) for this user' ,
  `password` VARCHAR(30) NOT NULL COMMENT 'Private password for login for this user' ,
  `first_name` VARCHAR(30) NOT NULL COMMENT 'First name for this user' ,
  `last_name` VARCHAR(30) NOT NULL COMMENT 'Last name for this user' ,
  `user_group_id` INT NOT NULL COMMENT 'User group this user is related to' ,
  `create_dt` DATETIME NOT NULL COMMENT 'Date and time of the creation of this user' ,
  `change_dt` DATETIME NOT NULL COMMENT 'Date and time of the change of this user' ,
  PRIMARY KEY (`id`) ,
  CONSTRAINT `fk_users_user_groups`
    FOREIGN KEY (`user_group_id` )
    REFERENCES `mydb`.`user_groups` (`id` )
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
COMMENT = 'USR - Users registered in the application;

SHOW WARNINGS;
CREATE UNIQUE INDEX users_login ON `mydb`.`users` (`login` ASC) ;

SHOW WARNINGS;
CREATE INDEX fk_users_user_groups ON `mydb`.`users` (`user_group_id` ASC) ;

SHOW WARNINGS;

-- -----------------------------------------------------
-- Table `mydb`.`user_groups`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `mydb`.`user_groups` (
  `id` INT NOT NULL AUTO_INCREMENT COMMENT 'Unique ID for this user group' ,
  `name` VARCHAR(30) NOT NULL COMMENT 'Name for this user group' ,
  `create_dt` DATETIME NOT NULL COMMENT 'Date and time of the creation of this user group' ,
  `change_dt` DATETIME NOT NULL COMMENT 'Date and time of the change of this user group' ,
  PRIMARY KEY (`id`) )
COMMENT = 'USRGRP - User groups available to users in the application;

SHOW WARNINGS;
CREATE UNIQUE INDEX user_groups_name ON `mydb`.`user_groups` (`name` ASC) ;

SHOW WARNINGS;


SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;