Join operation in sql joins the data

Reference no: EM13939461

Briefly explain each of the following database terms. Use no more than 2-3 lines for each term.
1. Deletion Anomaly
2. Domain Constraint

(B)
Research Question.
The Join operation in SQL joins the data for from two table to make one intermediate table. Join expressions can be complex with multiple conditions to control the joining of tupples. In addition to standard joins, there are also specialiased Joins available.
For this task, you have to find out what a "Right Join" is.
There are two parts requires in your answer.
• First describe what a Right Join does and what output it produces.
• Second is to given an example of when a right join woud be useful.

Note that you do not need to write any SQL to answer this question.
In most cases, you should be able to complete this question in a couple of paragraphs. Any answer over half a page long will attract a deduction. There is no requirement to supply references for this question. Database Concepts Study Period 2 Assignment 2 Page 3 of 8 Due : 11:59, Sunday

Reference no: EM13939461

Questions Cloud

Calculate tax paid on gain on disposal : Genetic Insights Co. purchases an asset for $17,234. This asset qualifies as a seven-year recovery asset under MACRS. The seven-year fixed depreciation percentages for years 1, 2, 3, 4, 5, and 6 are 14.29%, 24.49%, 17.49%, 12.49%, 8.93%, and 8.93%, r..

What point disease become epidemic, endemic, or pandemic : At what point does a disease become an epidemic, endemic, or pandemic? What are the parameters that define each of these states of a disease's effect?

Invest in a portfolio containing stock : You have $128,000 to invest in a portfolio containing Stock X and Stock Y. Your goal is to create a portfolio that has an expected return of 19.8 percent. Stock X has an expected return of 18 percent and a beta of 1.20, and Stock Y has an expected re..

What is the cost of common equity from retained earnings : Assume that you are a consultant to Tintle Inc., and you have been provided with the following data: D1 = $0.81; P0 = $23.43; g = 4.00% (constant). What is the cost of common equity from retained earnings based on the DCF approach?

Join operation in sql joins the data : The Join operation in SQL joins the data for from two table to make one intermediate table. Join expressions can be complex with multiple conditions to control the joining of tupples. In addition to standard joins, there are also specialiased Join..

The risk-free interest rate is zero : A call option with X = $51 on a stock currently priced at S = $54 is selling for $8. Using a volatility estimate of σ = 0.34, you find that N(d1) = 0.7311 and N(d2) = 0.6722. The risk-free interest rate is zero. Is the implied volatility based on the..

Understanding of compressible fluids : Gases are different fluids from liquids in that they are compressible. The understanding of compressible fluids is important not only for general transport purposes but also in the operation of safety systems. i.e. pressure relief, bursting discs,..

What is the component cost of debt : A few years ago the Kennette Company sold a $1,000 par value, non callable bond that now has 15 years to maturity and a 5.00% annual coupon that is paid semi annually. The bond currently sells for $920 and the company's tax rate is 40%. What is the c..

What causes domestic violence : What Causes Domestic Violence? What are the effects of domestic violence? Where can people get help for domestic violence?

User Account

All Pages