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Tugas-07 1. 2. 3. 4. 5. Buatlah perintah relational algebra, tuplerelational calculus untuk di bawah ini : List seluruh hotel List seluruh single-room dng tarip < $20 List nama dan kota tamu-hotel List harga dan tipe semua kamar di Grsvenor Hotel List semua tamu yang pernah menginap di Grsvenor Hotel Keterangan tabel Tugas 07: • Gunakan tabel di bawah ini (hal. 87) Hotel (hotel#, hotel name, city) Room ( room#, hotel#, type,price) Booking(hotel#, guest#, dateFrom, dateTo, room#) Guest(guest#, guest name, guest address),
