What is a subtype discriminator? give an example of its use

Assignment Help Basic Computer Science
Reference no: EM13887068

PART I

Directions: Write a 250 to 300 word response to each of the following prompts.

1. Define data definition commands, data manipulation commands, and data control commands and their individual influence on SQL.

2. Discuss a referential integrity constraint.

3. Explain the benefits an organization receives by obtaining a SQL standard.


PART II

Please utilize LIRN conduct research on the topics outlined in the questions below. You may visit the Academic Resource Center for a guide on how to utilize LIRN successfully. Your response to each question should be one page in length and include 1-2 references in APA format.

1. What is an entity supertype, and why is it used?

2. What kinds of data would you store in an entity subtype?

3. What is a subtype discriminator? Give an example of its use.

4. What is an overlapping subtype? Give an example.

Reference no: EM13887068

Questions Cloud

Persuasive thesis on the lathe of heaven and circle : Identifying contradictions and or paradoxes as well as consistencies and defining significant parts and how they're related
Develop and solve a linear programming model : 1.Bay Oil produces two types of fuels (regular and super) by mixing three ingredients.
How can social networking be used to facilitate social : How can social networking be used to facilitate social engineering attacks, in general?
Discuss the merits of the actions commenced against crea : Discuss the merits of the actions commenced against Crea by the purchasers of the common stock and by Safe Bank, indicating the likely outcomes and the reasoning behind each outcome.
What is a subtype discriminator? give an example of its use : What is a subtype discriminator? Give an example of its use.
Power company in the midwest region of the united states : Star Power Company is a power company in the Midwest region of the United States.
Under what circumstances is first bank an identified user : Under what circumstances is First Bank an identified user? What exceptions to the identified user test might First Bank argue?
What defenses might auditor use against investors lawsuit : During the period that the investor held this stock, the Dow Jones Industrial Average declined 10%. What defenses might the auditor use against the investor's lawsuit to recover losses?
How does the emtala act impact other publicly funded program : Explain, how does the EMTALA act impact other publicly funded programs in the state?" clarify the impact on publicly funded programs. What are some programs that may be impacted

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Identifies the cost of computer

identifies the cost of computer components to configure a computer system (including all peripheral devices where needed) for use in one of the following four situations:

  Input devices

Compare how the gestures data is generated and represented for interpretation in each of the following input devices. In your comparison, consider the data formats (radio waves, electrical signal, sound, etc.), device drivers, operating systems suppo..

  Cores on computer systems

Assignment : Cores on Computer Systems:  Differentiate between multiprocessor systems and many-core systems in terms of power efficiency, cost benefit analysis, instructions processing efficiency, and packaging form factors.

  Prepare an annual budget in an excel spreadsheet

Prepare working solutions in Excel that will manage the annual budget

  Write a research paper in relation to a software design

Research paper in relation to a Software Design related topic

  Describe the forest, domain, ou, and trust configuration

Describe the forest, domain, OU, and trust configuration for Bluesky. Include a chart or diagram of the current configuration. Currently Bluesky has a single domain and default OU structure.

  Construct a truth table for the boolean expression

Construct a truth table for the Boolean expressions ABC + A'B'C' ABC + AB'C' + A'B'C' A(BC' + B'C)

  Evaluate the cost of materials

Evaluate the cost of materials

  The marie simulator

Depending on how comfortable you are with using the MARIE simulator after reading

  What is the main advantage of using master pages

What is the main advantage of using master pages. Explain the purpose and advantage of using styles.

  Describe the three fundamental models of distributed systems

Explain the two approaches to packet delivery by the network layer in Distributed Systems. Describe the three fundamental models of Distributed Systems

  Distinguish between caching and buffering

Distinguish between caching and buffering The failure model defines the ways in which failure may occur in order to provide an understanding of the effects of failure. Give one type of failure with a brief description of the failure

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd