Entity relationship diagram

Assignment Help Basic Computer Science
Reference no: EM133039362

Your management team has had a chance to review the entity relationship diagram (ERD) that you are proposing, and they like the progress shown so far. However, they are concerned about duplicate data and how the current system can ensure that data are kept in sync. After all, they previously had two different applications and you have convinced them that having one is best-but how can this single application prevent people from needing to make changes to data twice?

For this Discussion Board, you will describe normalization and how it can be used to solve insert, update, and delete anomalies.

1. Why is normalization important in the design of databases?

2. How can third normal form reduce insert, update, and delete anomalies?

Reference no: EM133039362

Questions Cloud

Design an infrastructure solution : Design an infrastructure solution using an external service provider. Describe a business scenario that requires a new or modified IT infrastructure.
Major malware containment vendor : Using a Web browser, perform some research on a newer malware variant that has been reported by a major malware containment vendor.
Disaster and recovery planning : The difference between a policy and a law is that ignorance of a policy is an acceptable defense. What are the five criteria it must meet?
Policy evaluation and production identification : There is relationship between policy evaluation and production identification, policy evaluation and policy implement, policy evaluation and policy formulation.
Entity relationship diagram : Your management team has had a chance to review the entity relationship diagram (ERD) that you are proposing,
Focusing on access control : We are focusing on access control. Do some Internet research to identify what some people consider the most secure buildings in the world.
Why are large-scale disasters of particular concern : Why are large-scale disasters of particular concern when choosing off-site storage locations for data backups and equipment?
Develop disaster recovery plan for organization : Develop a disaster recovery plan for an organization. There are many different templates available online for you to use as reference and guidance.
Devil Canyon-create matrix to share with the team : create a matrix to share with the team. Evaluate the security controls that mitigate each of the risks/threats identified.

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Could someone show me the process of creating a schema

Could someone show me the process of creating a schema, using the SQL Command Line, where the schema owner is DBSEC. In paticular how to create the DBSEC table in order to use the command "grant Select, Alter on DBSEC to DBSEC_ADMIN_ROLE". I am us..

  Discrimination better for the producer

Why is price discrimination better for the producer than a standard price? Pick any reasonable one price for all and examine if the revenue would be higher.

  Turing machine that decreases positive binary number by one

Write a Turing machine that decreases a positive binary number by one? By writing turing machine an instruction set in the form of (w,x,y,z,a) where w is current state,

  Windows hardening recommendations

you have been instructed to ensure that Windows authentication, networking, and data access are hardened. This will help to provide a high level of security.

  Describe the role of a data mining in that article

Search for a recent article on data mining. Describe the role of a data mining in that article in your own words

  What are some causes of asymmetric information

What are some causes of asymmetric information to arise between two institutions?

  Program to play the game of life and investigate

Write a program to play the game of Life and investigate the patterns produced by various initial configurations. Some configurations die off rather rapidly

  What nominal rate per 6-months

What nominal rate per 6-months is equivalent to an effective rate of 13% per year, compounded continuously?

  Review section on knowledge creation-culture and strategy

Review the section on knowledge creation, culture, and strategy. Explain how balance scorecards impact knowledge creation, culture, and strategy.

  Describe how data mining can help company

Describe how data mining can help the company by giving specific examples of how techniques, such as clustering, classification, association rule mining,

  Modular approach is better than a haphazard approach

When building a house, a structured, modular approach is better than a haphazard approach.

  Find an algorithm that minimizes the total unhappiness

Each guest ' s unhappiness at the party can be calculated as the absolute value of the differences between its actual distance from a guest and the desired distance. Find an algorithm that minimizes the total unhappiness at the party.

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