Question: Consider the following schema: Customer ( cust_id , cust_name). Product ( prod_code ,prod_name, unit_price) Customer_Order ( order_code , order_date, cust_id) Order_Item ( order_code , prod_code

Consider the following schema:

  1. Customer (cust_id, cust_name).
  2. Product (prod_code ,prod_name, unit_price)
  3. Customer_Order (order_code, order_date, cust_id)
  4. Order_Item (order_code, prod_code, num_of_units)

 

  1. Develop DDL of in SQL
  2. Add Column contact in Customer Table
  3. Add Column company_name in Product Table

Step by Step Solution

★★★★★

3.38 Rating (148 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

3. Consider the following schema for a movie database (the primary keys of the tables are underlined). Foreign key constraints are also listed under the schema of each table. Person (ID, FirstName,...

Q:

Consider the following relational schema and SQL query. The schema captures information about employees, departments, and company finances (organized on a per department basis). Emp(eid: integer,...

Q:

Consider the AIRLINE relational database schema shown in Figure 3.8, which describes a database for airline flight information. Each FLIGHT is identified by a flight NUMBER, and consists of one or...

Q:

Consider the following information about an end product item: Ordering cost = $90/order Annual demand = 936 Inventory carrying cost = $2/unit/week. (Notice the unit change) a. How many orders should...

Q:

A firm sells a product which may be of high or low quality, s H or s L , respectively. High quality is to occur with probability and low quality with probability 1- . There is a unit mass of...

Q:

In early 2006, Global Telecom, a telephone communications company, purchased the controlling interest in Eurotel in an eastern European country. A key productivity measure monitored by Global Telecom...

Q:

Consider the following schema Sailors(sid, sname, rating, age) Boats(bid, bname, size) Reserves(sid, bid, day) Reserves.sid is a foreign key to Sailors and Reserves.bid is a foreign key to Boats.bid....

Q:

Consider the following information about a cleaning product business Jaime opened last year: Price = $5 Quantity sold = 60,000 Implicit cost = $105,000 Explicit cost = $185,000 Assuming that all...

Q:

Consider the following requirements for a certain product. Period 1 2 3 4 5 6 7 8 Gross requirements 0 200 200 500 0 400 0 400 Beginning inventory = 300 units Setup cost = $300 per setup Lead time = 1

Q:

20) Consider the following requirements for a certain product. Period 1 2 3 4 5 6 7 8 Gross requirements 0 200 200 500 0 400 0 400 Beginning inventory = 300 units Setup cost = $300 per setup Lead time

Q:

Cuando una empresa tiene un error de compensacin, la empresa debe a) "no tomar ninguna medida si los estados financieros ya no se presentan sobre una base comparativa" y "reexpresar los estados...

Q:

Janumadn cinta paE A single-phase circuit has a voltage of 120 V and a current of 5 A. If the power factor is 0.6 lagging, calculate the apparent power. Please indicate the name of power for what we...

Q:

You, CPA, work as an analyst for Glo Inc., a publicly traded and rapidly growing cosmetic company. Glo's products retail at a popular beauty store chain across Canada. Recently, Glo has been...

Q:

14. A dam wall is to be built across a valley that may be approximated as a semi-circle for initial estimates, as shown in the diagram below. Derive an equation to determine the total hydrostatic...

Q:

Calculate the average, moving range, MR-bar, LCL, UCL, and Standard Deviation using the data set below. Please show the excel formulas used for each calculation. CoursHeroTranscribedText Sample Data...

Q:

How likely are you to get a coverage probability less than the specified coverage probability of 0.9? 0 Count 25 50 75 0.80 0.85 0.90 0.95 Coverage probability

Q:

You purchase an investment property for $150,000, make $30,000 in repairs, and then refinance the loan. You agree to a 15 year loan at 2.5% interest on the unpaid balance. What will be the amount of...

Q:

Clark, PA, has been engaged to perform the audit of Kent Ltd.s financial statements for the current year. Clark is about to commence auditing Kents employee pension expense. Her preliminary enquiries...

Q:

Develop cost functions for the PROJECT, UNION, INTERSECTION, SET DIFFERENCE, and CARTESIAN PRODUCT algorithms discussed in section19.4.

Q:

Consider the following relations for a database that keeps track of business trips of salespersons in a sales office: SALESPERSON (SSN, Name, Start_Year, Dept_No) TRIP (SSN, From_City, To_City,...

Q:

Specify all the relationships among the records of the database shown in Figure 1.2.

Q:

Consider the following partially completed two-factor analysis of variance table, which is an outgrowth of a study in which factor A has four levels and factor B has three levels. The number of...

Q:

The Iams Company sells Eukanuba and Iams premium dog and cat foods (dry and canned) in 70 countries. Iams makes dry dog and cat food at plants in Lewisburg, Ohio; Aurora, Nebraska; Henderson, North...

Q:

D&G Industries operates three shifts every day of the week. Each shift includes full-time hourly workers, nonsupervisory salaried employees, and supervisors/ managers. D&G Industries would like to...