Question: Which attribute is required to exist in each table of a relational database and serves as the unique identifier for each record in a table?

Which attribute is required to exist in each table of a relational database and serves as the “unique identifier” for each record in a table? 

a. Foreign key 

b. Unique identifier 

c. Primary key 

d. Key attribute

Step by Step Solution

★★★★★

3.49 Rating (166 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

c ... View full answer

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 Data Analytics Accounting Questions!

Q:

4. The Brown Fish co. is producing a product X200. The standards call for 5.0 meters of a raw material that costs $19.10 per meter. Last month, 2,700 meters of the raw material were purchased for...

Q:

Consider the capital budgeting decision to be made with the following data about 2 competing projects. Project A has an NPV of $250, and IRR of 2% and a payback period of 3 years. Project B has an...

Q:

Do some amendment and enhance the given research paper: Table of Content Abstract..3 Action Research.4 Research Methodology and Design...5 Literature Review: NoSQL Database7 Proposal.7 Iteration 1..8...

Q:

(LO 2-2) Which attribute is required to exist in each table of a relational database and serves as the unique identifier for each record in a table? a. Foreign key b. Unique identifier c. Primary key...

Q:

Which attribute is required to exist in each table of a relational database and serves as the "unique identifier" for each record in a table? Multiple Choice Foreign key Unique identifier Primary key...

Q:

Which attribute is required to exist in each table of a relational database and serves as the unique identifier for each record in a table?

Q:

foreign key is an attribute that is required to exist in each table of a relational database and serves as the unique identifier for each record in a table. Group startsTrue or False

Q:

A primary key is an attribute that is required to exist in each table of a relational database and serves as the unique identifier for each record in a table True or False True False

Q:

A primary key is an attribute that is required to exist in each table of a relational database and serves as the unique identifier for each record in a table. true or false

Q:

A foreign key is an attribute that is required to exist in each table of a relational database and serves as nique iden each record in a table. True or False

Q:

Dividends, paid by corporations from their profits to their shareholders, have fluctuated over time as a percentage of profits and this percentage has risen to some extent over the years. Table...

Q:

Miles Construction Company purchased a new crane for $1,442,000 at the beginning of year 1. The crane has an estimated residual value of $140,000 and an estimated useful life of six years. The crane...