LR-6-create-tables

-- MySQL Script generated by MySQL Workbench
-- Thu Jun 13 16:17:35 2024
-- Model: New Model    Version: 1.0
-- MySQL Workbench Forward Engineering

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='ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION';

-- -----------------------------------------------------
-- Schema hard_drive_db
-- -----------------------------------------------------

-- -----------------------------------------------------
-- Schema hard_drive_db
-- -----------------------------------------------------
CREATE SCHEMA IF NOT EXISTS `hard_drive_db` DEFAULT CHARACTER SET utf8 ;
USE `hard_drive_db` ;

-- -----------------------------------------------------
-- Table `hard_drive_db`.`serial_numbers`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `hard_drive_db`.`serial_numbers` (
  `serial_number` TINYTEXT NOT NULL,
  `model` VARCHAR(255) NOT NULL,
  PRIMARY KEY (`serial_number`),
  UNIQUE INDEX `serial_number_UNIQUE` (`serial_number` ASC) VISIBLE)
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `hard_drive_db`.`producer`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `hard_drive_db`.`producer` (
  `name_producer` VARCHAR(255) NOT NULL,
  `web-site` TINYTEXT NOT NULL,
  PRIMARY KEY (`name_producer`))
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `hard_drive_db`.`characteristics`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `hard_drive_db`.`characteristics` (
  `model` VARCHAR(255) NOT NULL,
  `name_producer` VARCHAR(255) NOT NULL,
  `volume` VARCHAR(45) NOT NULL,
  `rotation_speed` VARCHAR(45) NOT NULL,
  `interface` VARCHAR(255) NULL,
  INDEX `characteristics_to_sn_idx` (`model` ASC) VISIBLE,
  INDEX `charesterictics_to_producer_idx` (`name_producer` ASC) VISIBLE,
  CONSTRAINT `characteristics_to_sn`
    FOREIGN KEY (`model`)
    REFERENCES `hard_drive_db`.`serial_numbers` (`serial_number`)
    ON DELETE CASCADE
    ON UPDATE CASCADE,
  CONSTRAINT `charesterictics_to_producer`
    FOREIGN KEY (`name_producer`)
    REFERENCES `hard_drive_db`.`producer` (`name_producer`)
    ON DELETE CASCADE
    ON UPDATE CASCADE)
ENGINE = InnoDB;


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