Describe the purpose of the primary and foreign keys.
Question:
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 50% (14 reviews)
Primary keys is uniquely identifies of each entry in the database table Foreign key is ...View the full answer
Answered By
Muhammad Umair
Currently working as software engineer at govt. university. I started professional work in 2013 as computer programmer. In very first year completed many projects some are web based and some are desktop based applications. In 2015 i started my own company (RexX Technology) and completed many projects. Most of them are web based like web services, websites using WordPress, java applications, mobile apps design, website designs and some others like data mining, web mining etc. During this period i also worked as freelancer on presto experts website. I was first expert who earned higher in first month. In 3 years of period my success rate was 98%. I started job again in 2018 in govt sector as software engineer and currently working. Here i have learned more and worked on large projects like ERP (idempiere, Odoo) and also completed more than 5 large projects in just 1 year period. Now i am interested to start work again as a freelancer. So i joined this website.
0.00
0 Reviews
10+ Question Solved
Related Book For
Systems analysis and design
ISBN: ?978-1118808177
5th edition
Authors: Alan Dennis, Barbara Haley Wixom, Roberta m. Roth
Question Posted:
Students also viewed these Computer Sciences questions
-
How are primary and foreign keys different?
-
Describe the purpose of a SysTrust assurance services engagement.
-
Describe the purpose of program specifications.
-
You drive 1 2 miles on your way to college campus and it takes' you 2 5 minutes. Before you park your car, you realize that you forgot your wallet. You immediately return home via the same route of 1...
-
Let Ai = {1, 2, 3, . . . , i} for i = 1, 2, 3, . . . . Find (a) (b) Ai.
-
Office Supply Depot plans to stop carrying the Casio FC-200 calculator. It normally marks up the calculator from the $31.50 wholesale cost to the regular selling price of $51.98. a. What is the...
-
In a survey of U.S. college students, 62% said that if their college offers new programs tailored to the new economy, it will make them more likely to re-enroll. You randomly select 40 college...
-
Uttinger Company has the following data at December 31, 2015. The available-for-sale securities are held as a long-term investment. Instructions (a) Prepare the adjusting entries to report each class...
-
Assume the same facts as requirement 1. In addition, assume that, on May 31, Super Rise determines that it has sufficient experience with the company to make an accurate estimate of the likelihood...
-
On July 1, 2022, Burrough Company acquired 88,000 of the outstanding shares of Carter Company for $13 per share. This acquisition gave Burrough a 25 percent ownership of Carter and allowed Burrough...
-
Describe the metadata associated with the physical ERD.
-
Name three ways that null values in a database can be interpreted. Why is this problematic?
-
Explain how each of the following illustrates one of the four principles of interaction. a. At a college tutoring co-op, students can arrange to provide tutoring in subjects they are good in (like...
-
Today's most popular database management systems are relational database systems. Describe and provide examples of at least 3 other types of database systems than relational databases. Also, why...
-
Describe the application and use of drawing tools for surface or solid modelling; how to modify drawings using surface/solid modelling tools or Boolean operators; how to add dimensions and text to...
-
Given a singly linked list consisting only of '(' and ')'. Write pseudocode, not exact code to return if a list is balanced or not. For Example: Input: ( -> ( -> ) -> ( -> ) -> ) Output: True Input:...
-
- Read tab-separated file student-data.tsv using high-level (byte) stream. (DataOutputStream) - Create a POJO class to store the information (name, student id, city) - Print the information on the...
-
Complete the implementation of the removeFirst() method for DoublyLinkedList a) The removeFirst() methods is not implemented. You need to implement it. Begin by drawing a picture of a doubly-linked...
-
How is the research of Trompenaars and Hampden-Turner similar to or different from that of Hofstede?
-
Solve each equation or inequality. |6x8-4 = 0
-
Go to the St. Louis Federal Reserve FRED database and find data on the M1 Money Stock (M1SL) and the Monetary Base (AMBSL). a) Calculate the value of the money multiplier using the most recent data...
-
Barbara Halifax wrote her boss that she was still considering many potential approaches to the customer support system development project. She is still completing the project planning phase, so not...
-
1. One approach to system development that Reliable might take is to start one large project that uses a waterfall model to the SDLC to thoroughly plan the project, analyze all requirements in...
-
List and explain the activities of project planning.
-
Dividends Per Share Sandpiper Company has 15,000 shares of cumulative preferred 2% stock, $150 par and 50,000 shares of $20 par common stock. The following amounts were distributed as dividends: 20Y1...
-
. 1. Harry Corporation manufactures Products J, K, L and M from a joint process. Additional information is as follows: If Processed Further Product Units Produced Market Value at Additional Marke...
-
Salrose Software Inc. has assembled the following data for the year ended December 31, 2020. (Click the icon to view the current accounts.) Requirement (Click the icon to view the transaction data.)...
Study smarter with the SolutionInn App