maker(hd≥10(Product ⋈ Laptop))
{"Image DocumentName": "\uf070maker(\uf073hd\u226510(Product \u22c8 Laptop))", "Image ImageDescription": "L\u00f6sung: Deutsch \uf0ae SQL. a) SELECT maker. FROM Product, Laptop. WHERE Product.model = Laptop.model AND hd >= 10; b) SELECT maker. FROM Product NATURAL JOIN Laptop WHERE hd >= 10; Product(maker, model, type) Beispieltupel: (\u2018Lenovo\u2018, 1005, \u2018pc\u2018) PC(model, speed, ram, hd, rd, price) Beispieltupel: (1005, 1000, 128, 20, \u201812xDVD\u2018, 1499) Laptop(model, speed, ram, hd, screen, price) Beispieltupel: (2008, 650, 64, 10, 12.1, 1249) Printer(model, color, type, price) Beispieltupel: (3005, true, \u2018bubble\u2018, 200) Anfrage: \u201eWelche Hersteller bauen Laptops mit einer Harddisk von mindestens 10 GB Gr\u00f6\u00dfe NATURAL JOIN. geht allerdings. nicht in DB2! DBSI - \u00dcbung. SQL. \uf070maker(\uf073hd\u226510(Product \u22c8 Laptop)) Thorsten Papenbrock.", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}