CREATE DATABASE `expirydates` /*!40100 DEFAULT CHARACTER SET utf8 COLLATE utf8_polish_ci */;


CREATE TABLE `expirydates`.`company` (
  `id` INT NOT NULL AUTO_INCREMENT,
  `name` VARCHAR(100) NOT NULL,
  PRIMARY KEY (`id`));


CREATE TABLE `expirydates`.`product` (
  `id` INT NOT NULL,
  `name` VARCHAR(150) NOT NULL,
  `companyId` INT NOT NULL,
  PRIMARY KEY (`id`),
  INDEX `productCompanyId_idx` (`companyId` ASC) VISIBLE,
  CONSTRAINT `productCompanyId`
    FOREIGN KEY (`companyId`)
    REFERENCES `expirydates`.`company` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION);


CREATE TABLE `expirydates`.`productexpiryposition` (
  `id` INT NOT NULL AUTO_INCREMENT,
  `expiryDate` DATETIME NOT NULL,
  `batchNumber` VARCHAR(45) NULL,
  `productId` INT NOT NULL,
  PRIMARY KEY (`id`),
  INDEX `expiryProductId_idx` (`productId` ASC) VISIBLE,
  CONSTRAINT `expiryProductId`
    FOREIGN KEY (`productId`)
    REFERENCES `expirydates`.`product` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION);


CREATE TABLE `expirydates`.`report` (
  `id` INT NOT NULL AUTO_INCREMENT,
  `companyId` INT NOT NULL,
  PRIMARY KEY (`id`),
  INDEX `companyReportId_idx` (`companyId` ASC) VISIBLE,
  CONSTRAINT `companyReportId`
    FOREIGN KEY (`companyId`)
    REFERENCES `expirydates`.`company` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION);


CREATE TABLE `expirydates`.`reportposition` (
  `id` INT NOT NULL AUTO_INCREMENT,
  `positionNumber` INT NOT NULL,
  `quantity` INT NOT NULL,
  `produtExpiryPositionId` INT NOT NULL,
  `reportId` INT NOT NULL,
  PRIMARY KEY (`id`),
  INDEX `productReportId_idx` (`produtExpiryPositionId` ASC) VISIBLE,
  INDEX `reportPositionId_idx` (`reportId` ASC) VISIBLE,
  CONSTRAINT `productReportId`
    FOREIGN KEY (`produtExpiryPositionId`)
    REFERENCES `expirydates`.`productexpiryposition` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `reportPositionId`
    FOREIGN KEY (`reportId`)
    REFERENCES `expirydates`.`report` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION);