ALTER TABLE vn.collectionWagonTicket DROP FOREIGN KEY IF EXISTS collectionWagonTicket_tray; ALTER TABLE vn.wagonConfig DROP FOREIGN KEY IF EXISTS wagonConfig_wagonTypeColor_FK; CREATE OR REPLACE TABLE vn.wagonTypeTray ( id INT(11) UNSIGNED auto_increment, wagonTypeFk INT(11) UNSIGNED NULL, height INT(11) UNSIGNED NULL, wagonTypeColorFk int(11) UNSIGNED NULL, CONSTRAINT wagonTypeTray_pk PRIMARY KEY (id), CONSTRAINT wagonTypeTray_wagonType_FK FOREIGN KEY (wagonTypeFk) REFERENCES vn.wagonType(id) ON DELETE CASCADE ON UPDATE RESTRICT, CONSTRAINT wagonTypeTray_wagonTypeColor_FK FOREIGN KEY (wagonTypeColorFk) REFERENCES vn.wagonTypeColor(id) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_unicode_ci; ALTER TABLE vn.wagonConfig ADD IF NOT EXISTS defaultHeight INT UNSIGNED DEFAULT 0 NULL COMMENT 'Default height in cm for a base tray'; ALTER TABLE vn.wagonConfig ADD IF NOT EXISTS defaultTrayColorFk int(11) UNSIGNED NULL COMMENT 'Default color for a base tray'; ALTER TABLE vn.wagonConfig ADD CONSTRAINT wagonConfig_wagonTypeColor_FK FOREIGN KEY (defaultTrayColorFk) REFERENCES vn.wagonTypeColor(id); ALTER TABLE vn.collectionWagonTicket ADD CONSTRAINT collectionWagonTicket_tray FOREIGN KEY (trayFk) REFERENCES vn.wagonTypeTray(id);