Question: What is the key difference in how entity instance identities are defined in the object-oriented and relational worlds?

What is the key difference in how entity instance identities are defined in the object-oriented and relational worlds?

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 Database Management Systems Questions!

Q:

SQL Engine concepts Physical and Logical layer Query Execution plans exact path the engine takes to step through creating new sub - relationships on its way to reaching a final result ACID Atomic,...

Q:

Resources in the REA enterprise ontology are defined as: Anything from a single activity of producing a report to an entire transaction cycle. Things of value provided or consumed by an enterprises...

Q:

Resources in the REA enterprise ontology are defined as: Anything from a single activity of producing a report to an entire transaction cycle. Things of value provided or consumed by an enterprises...

Q:

(a) Assess the differences between a commercial bank and an investment bank. (7 marks) my answer for part a The key difference between commercial bank and investment bank are specified below:...

Q:

Management 587 Case/Assignment/Summary Activity Name Texas A&M-Commerce In partial fulfillment of the requirements for MGT 587 Professor Lloyd M. Basham June 8, 2014 (The above [and the next 3 lines]...

Q:

Research Paper: Topic: Why did the traditional financial risk approaches, methods, and tools fail in the financial market meltdown of 2008 - 2009? Discuss questions DQ #1: How has fair value...

Q:

(1) The Quality of Financial Information Referencing this week?s readings and lecture, describe the quality issues related to reporting revenue. What is the importance of understanding various...

Q:

StanfordSOCIAL INNOVATION REVIEW Up For Debate When Can Impact Investing Create Real Impact? By Paul Brest & Kelly Born With Responses From Audrey Choi, Sterling K. Speirn, Alvaro Rodriguez Arregui &...

Q:

multiple choice 13. Which of the following statement is correct regarding internal control ? A) A well-designed and operated internal control environment should detect collusion perpetrated by two...

Q:

nnep This counts as "setting the value", even if the value does not change. If its value was last set to v 6= n less than 30 seconds ago, it leaves its value unchanged and replies false. If a client...

Q:

What are the various steps in preparing a capital budget?

Q:

Locate a product offered by a manufacturer using a dual distribution approach. Are there differences between the customers targeted by each channel? How do the purchase experiences differ? In the...

Q:

19. Property and casualty insurance companies have been criticized because they reserve for a total loss as early as 5 years before an eventuality. Tax authorities have joined the debate because they...

Q:

Phoenix Plastic Inc. has accumulated the following data over a six-month period: Separate the machine-related costs into their fixed and variable components, using the high-lowmethod. Machine Hours...