Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Aug 02, 2024

In the Reservation table below, a room may be reserved several times, so the RoomNumber column is not unique. To ensure that a room can

In the Reservation table below, a room may be reserved several times, so the RoomNumber column is not unique. To ensure that a room can only be reserved by only one guest for the day, the minimal primary key consists of which columns?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Databases Demystified

Authors: Andrew Oppel

1st Edition

0072253649, 9780072253641

More Books

Students also viewed these Databases questions

Question

★★★★★

An insulated gas turbine receives a mixture of 10% CO2, 10% H2O and 80% N2 on a mole basis at 1000 K, 500 kPa. The volume flow rate is 2 m3/s and its exhaust is at 700 K, 100 kPa. Find the power...

Answered: 1 week ago

Question

★★★★★

Your neighbor Paul has rented a truck with a loading ramp. The ramp is tilted upward at 25, and Paul is pulling a large crate up the ramp with a rope that angles 10 above the ramp. If Paul pulls with...

Answered: 1 week ago

Question

★★★★★

1. Send brief personal notes to students acknowledging a good job performed on assignments, their hard work and persistence, a birthday, or concern about absences. Include a get-well card along with...

Answered: 1 week ago

Question

★★★★★

Using OLAP Query 1 shown in Figure 9.11 (based on data from Figure 9.7) as a starting point, give an example that illustrates a drill up operation.

Answered: 1 week ago

Question

★★★★★

6. LABAN LANG Company adds materials at the beginning of the process in the AAA Department, which is first two stages of its production cycle. Information concerning the materials used in AAA...

Answered: 1 week ago

Question

★★★★★

In c + + Given list ( 1 4 , 8 2 , 2 4 , 1 9 , 6 8 , 4 9 , 8 3 ) , what is the list after three iterations of the outer loop?

Answered: 1 week ago

Question

★★★★★

4. A cylinder with radius r = 0.75m and length 0.6 m has an infinite line of positive charge along its axis. The charge per unit length is 7 uC/m. (a) Calculate the electric flux through the surface...

Answered: 1 week ago

Question

★★★★★

A charge of 6 C is moved from a point, the potential at which is 120 V, to another point of potential V. If the energy required to do so is 250 Joule, calculate V.

Answered: 1 week ago

Question

★★★★★

The electric potential at a point due to a point charge' q' is 50 V and the electric field at the same point is

Answered: 1 week ago

Question

★★★★★

14. If the potential at any point in two dimensional pla is given as V(x)=4x +4. Find the electric field an potential at (2, 0).

Answered: 1 week ago

Question

★★★★★

15. Four point charges of magnitude 2 C, -2, -3 and 6 C are kept at the four vertices of a square ABCD, with side 2 m. Find out the potential at the centre of the square.

Answered: 1 week ago

Question

★★★★★

Explain the importance of effectively communicating the nature and value of benefits to employees. page 598

Answered: 1 week ago

Question

★★★★★

Describe the regulatory constraints that affect the way employee benefits are designed and administered. page 603

Answered: 1 week ago

Question

★★★★★

Describe the effects of benefits management on cost and workforce quality. page 586

Answered: 1 week ago

Previous Question Next Question