Why is allowing this redundancy a bad practice

Assignment Help Basic Computer Science

Reference no: EM131058030

Consider an E-R diagram in which the same entity set appears several times, with its attributes repeated in more than one occurrence. Why is allowing this redundancy a bad practice that one should avoid?

Reference no: EM131058030

Questions Cloud

Develope employee talent at deloitte recruiting : Finding and Developing Employee Talent at Deloitte Recruiting and retaining talented employees is a challenge faced by all businesses.

Four essential building blocks : Establish a reward strategy using the four essential building blocks (base pay, performance pay, employee benefits and non-financial reward) based upon the following business objectives: excelent customer service, excellent innovation and creativi..

Determine the mach number before and after the corner : What thickness of concrete (density 2200 kg m-3) is needed to attenuate a collimated beam of 1-MeV γ rays by a factor of 106? The mass attenuation coefficient of concrete μm = 0-064cm2g-1.

Ability to manage financial resources : As part of your executive summary, you need to demonstrate your ability to manage financial resources. In this part:

Why is allowing this redundancy a bad practice : Why is allowing this redundancy a bad practice that one should avoid?

Summary statistics should be modeled as derived attributes : Summary statistics should be modeled as derived attributes.

Paper that investigating the effect of alcohol consumption : For the course project, you are to write a short paper investigating the effect of alcohol consumption on a labor market outcome. You will do this by applying the econometric techniques used in class to the data set that is available on SmartSite:..

Costs because of declining profits : A nonunion company offer to form a partnership with its employees in orer to decide what it can do to cut costs because of declining profits. Can the company do this?

Market segmentation theories-liquidity preference : Do the theories of the shape of the yield curve offer any insignts into the rate pattern? Discuss the expectations, liquidity preference, and market segmentation theories.

User Account

All Pages