CREATE TABLE `OMZETGROEP` (
    `OMZETGROEP_ID` INT PRIMARY KEY,
    `NAAM` VARCHAR(80),
    `OMSCHRIJVING` TEXT
) ENGINE=InnoDB;

CREATE TABLE `LEVERANCIER` (
    `LEVERANCIER_ID` INT PRIMARY KEY,
    `NAAM` VARCHAR(200),
    `NUMMER` VARCHAR(255)
) ENGINE=InnoDB;

CREATE TABLE `PRODUCTGROEP` (
    `PRODUCTGROEP_ID` INT PRIMARY KEY,
    `NAAM` VARCHAR(80),
    `OMSCHRIJVING` TEXT
) ENGINE=InnoDB;

CREATE TABLE `PRODUCT` (
    `PRODUCT_ID` INT PRIMARY KEY,
    `CODEMUSEUMJAARKAART` VARCHAR(255),
    `DATUMEINDEGELDIGHEID` DATE,
    `DATUMSTART` DATE,
    `ENTREEKAART` INT,
    `LEVERANCIER_LEVERANCIER_ID` INT,
    `OMSCHRIJVING` VARCHAR(80),
    `PRIJS` DECIMAL(10,2)
) ENGINE=InnoDB;

CREATE TABLE `KP_PRDCT_PRDCTGRP` (
    `KP_PRDCT_PRDCTGRP_ID` INT PRIMARY KEY,
    `PRODUCT_ID` INT,
    `PRODUCTGROEP_ID` INT
) ENGINE=InnoDB;

CREATE TABLE `BALIEVERKOOP` (
    `BALIEVERKOOP_ID` INT PRIMARY KEY,
    `AANTAL` INT,
    `BETREFT_PRODUCT_ID` INT,
    `KANAAL` VARCHAR(80),
    `VERKOOPTIJD` DATETIME
) ENGINE=InnoDB;

CREATE TABLE `ENTREEKAART` (
    `PRODUCT_ID` INT PRIMARY KEY,
    `RONDLEIDING` BOOLEAN
) ENGINE=InnoDB;

CREATE TABLE `KP_PRDCT_OMZTGRP` (
    `KP_PRDCT_OMZTGRP_ID` INT PRIMARY KEY,
    `PRODUCT_ID` INT,
    `OMZETGROEP_ID` INT
) ENGINE=InnoDB;

CREATE TABLE `WINKELVOORRAADITEM` (
    `WINKELVOORRAADITEM_ID` INT PRIMARY KEY,
    `AANTAL` INT,
    `AANTALINBESTELLING` INT,
    `BETREFT_PRODUCT_ID` INT,
    `DATUMLEVERINGBESTELLING` DATE,
    `LOCATIE` VARCHAR(80)
) ENGINE=InnoDB;

CREATE TABLE `BALIEVERKOOP_ENTREEKAART` (
    `BALIEVERKOOP_ID` INT PRIMARY KEY,
    `DATUMEINDEGELDIGHEID` DATE,
    `DATUMSTART` DATE,
    `GEBRUIKTOP` VARCHAR(255),
    `RONDLEIDING` BOOLEAN
) ENGINE=InnoDB;

CREATE TABLE `KP_ENTRKRT_PRDCT` (
    `KP_ENTRKRT_PRDCT_ID` INT PRIMARY KEY,
    `ENTREEKAART_ID` INT,
    `PRODUCT_ID` INT
) ENGINE=InnoDB;

CREATE TABLE `KP_BLVRKP_ENTRKRT_BLVRKP` (
    `KP_BLVRKP_ENTRKRT_BLVRKP_ID` INT PRIMARY KEY,
    `BALIEVERKOOP_ENTREEKAART_ID` INT,
    `BALIEVERKOOP_ID` INT
) ENGINE=InnoDB;

ALTER TABLE `BALIEVERKOOP_ENTREEKAART` ADD CONSTRAINT FK_BALIEVERKOOP_ENTREEKAART_GEN_BALIEVERKOOP FOREIGN KEY (`BALIEVERKOOP_ID`) REFERENCES `BALIEVERKOOP` (`BALIEVERKOOP_ID`);
-- Generalization to BALIEVERKOOP

ALTER TABLE `ENTREEKAART` ADD CONSTRAINT FK_ENTREEKAART_GEN_PRODUCT FOREIGN KEY (`PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- Generalization to PRODUCT

ALTER TABLE `KP_PRDCT_PRDCTGRP` ADD CONSTRAINT FK_KP_PRDCT_PRDCTGRP_1 FOREIGN KEY (`PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- PRODUCT (many-to-many junction, Connector_ID: 1112)

ALTER TABLE `KP_PRDCT_PRDCTGRP` ADD CONSTRAINT FK_KP_PRDCT_PRDCTGRP_2 FOREIGN KEY (`PRODUCTGROEP_ID`) REFERENCES `PRODUCTGROEP` (`PRODUCTGROEP_ID`);
-- PRODUCTGROEP (many-to-many junction, Connector_ID: 1112)

ALTER TABLE `KP_PRDCT_OMZTGRP` ADD CONSTRAINT FK_KP_PRDCT_OMZTGRP_1 FOREIGN KEY (`PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- PRODUCT (many-to-many junction, Connector_ID: 1114)

ALTER TABLE `KP_PRDCT_OMZTGRP` ADD CONSTRAINT FK_KP_PRDCT_OMZTGRP_2 FOREIGN KEY (`OMZETGROEP_ID`) REFERENCES `OMZETGROEP` (`OMZETGROEP_ID`);
-- OMZETGROEP (many-to-many junction, Connector_ID: 1114)

ALTER TABLE `KP_ENTRKRT_PRDCT` ADD CONSTRAINT FK_KP_ENTRKRT_PRDCT_1 FOREIGN KEY (`ENTREEKAART_ID`) REFERENCES `ENTREEKAART` (`PRODUCT_ID`);
-- ENTREEKAART (many-to-many junction, Connector_ID: 1123)

ALTER TABLE `KP_ENTRKRT_PRDCT` ADD CONSTRAINT FK_KP_ENTRKRT_PRDCT_2 FOREIGN KEY (`PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- PRODUCT (many-to-many junction, Connector_ID: 1123)

ALTER TABLE `KP_BLVRKP_ENTRKRT_BLVRKP` ADD CONSTRAINT FK_KP_BLVRKP_ENTRKRT_BLVRKP_1 FOREIGN KEY (`BALIEVERKOOP_ENTREEKAART_ID`) REFERENCES `BALIEVERKOOP_ENTREEKAART` (`BALIEVERKOOP_ID`);
-- BALIEVERKOOP_ENTREEKAART (many-to-many junction, Connector_ID: 1132)

ALTER TABLE `KP_BLVRKP_ENTRKRT_BLVRKP` ADD CONSTRAINT FK_KP_BLVRKP_ENTRKRT_BLVRKP_2 FOREIGN KEY (`BALIEVERKOOP_ID`) REFERENCES `BALIEVERKOOP` (`BALIEVERKOOP_ID`);
-- BALIEVERKOOP (many-to-many junction, Connector_ID: 1132)

ALTER TABLE `WINKELVOORRAADITEM` ADD CONSTRAINT FK_WINKELVOORRAADITEM_BETREFT FOREIGN KEY (`BETREFT_PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- BETREFT (0..1 to 1, Connector_ID: 1110)

ALTER TABLE `PRODUCT` ADD CONSTRAINT FK_PRODUCT_LEVERANCIER FOREIGN KEY (`LEVERANCIER_LEVERANCIER_ID`) REFERENCES `LEVERANCIER` (`LEVERANCIER_ID`);
-- LEVERANCIER (0..* to 0..1, Connector_ID: 1111)

ALTER TABLE `BALIEVERKOOP` ADD CONSTRAINT FK_BALIEVERKOOP_BETREFT FOREIGN KEY (`BETREFT_PRODUCT_ID`) REFERENCES `PRODUCT` (`PRODUCT_ID`);
-- BETREFT (0..* to 1, Connector_ID: 1133)