Question: A table ITEMSORDERED already exists with all relevant columns but no primary keys. Which of the following SQL will correctly create a primary key which

A table ITEMSORDERED already exists with all

A table ITEMSORDERED already exists with all relevant columns but no primary keys. Which of the following SQL will correctly create a primary key which is composite of 3 columns: ordernum, productID and lineNum ALTER TABLE ITEMSORDERED ADD CONSTRAINT PK1 PRIMARY KEY (ordernum, productID, lineNum) ; ALTER TABLE ITEMSORDERED ADD CONSTRAINT PKI PRIMARY KEY COMPOSITE (orderNum, productID, lineNum) ; ALTER TABLE ITEMSORDERED ADD CONSTRAINT PK1 PRIMARY KEY (ordernum) PRIMARY KEY (productID) , PRIMARY KEY (lineNum) i ALTER TABLE ITEMSORDERED ADD PRIMARY KEY PKI AS (ordernum, productID, lineNum) ALTER TABLE ITEMSORDERED

Step by Step Solution

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 General Management Questions!

Q:

A table VEHICLEOWNERS already exists with all relevant columns but no primary keys. Which of the following SQL will correctly create a primary key which is composite of 3 columns: VIN, driverLicense,...

Q:

The above shown table named DEALER INFO already exists along with all of the columns shown. Which of the following SQL will correctly make the column dealer number a primary key Selected Answers:...

Q:

VEHICLE INFO vehicle code char(7) year char(4) make varchar(15) model varchar(15) trim line varchar(4) date model introduced date msrp smallmoney The above shown table named VEHICLE INFO already...

Q:

Write the CREATE TABLE statements needed to implement the following design in the EX schema: members member_id first_name last_name address city state phone members_groups member_id group_id groups...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Create a database design that will consist of 5 - 8 tables and explain the following: Why you created that database design and why it is need? Which company do you think will benefit of your database...

Q:

Discuss why managers might want to change the behaviors they engage in, given their situation, their subordinates, and the nature of the work being done. Do you think managers are able to readily...

Q:

dy = 4e*-y with initial condition y(0) = 1, and step size h=0.2 dx For the given differential equation Using Heun's improvement to Euler's method for three steps, and answer the following v value of...

Q:

David R . and Ella M . ColeYour taxpayer identification number 1 2 3 - 4 5 - 6 7 8 8 Note. You can claim the qualified business income deduction only if you have qualified business income from a...

Q:

As the manager of Smith Construction, you need to make a decision on the number of homes to build in a new residential area where you are the only builder. Unfortunately, you must build the homes...