Explain the components of a star schema with figures and suitable examples. RELATION 1 (PRIMARY KEY, ATTRIBUTES...)
Question:
Explain the components of a star schema with figures and suitable examples.
Transcribed Image Text:
RELATION 1 (PRIMARY KEY, ATTRIBUTES...) RELATION 2 (PRIMARY KEY, FOREIGN KEY, ATTRIBUTES...) Relational database model Dimension 1 Dimension 2 Dimension 3 Fact Table Dimensions Facts Dimension 4 Dimension 5 Dimension 6 Multidimensional database model - star-schema view Object Class 1 Attributes Object Class 2 Attributes Methods Value Methods Object-oriented database model Volume Veracity Object Class 3 Attributes Big Data Methods Velocity Variety Key characteristics of big data -no predefined data model
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 50% (8 reviews)
A star schema is a type of database schema that is used to store data in a mu...View the full answer
Answered By
Marvine Ekina
Marvine Ekina
Dedicated and experienced Academic Tutor with a proven track record for helping students to improve their academic performance. Adept at evaluating students and creating learning plans based on their strengths and weaknesses. Bringing forth a devotion to education and helping others to achieve their academic and life goals.
PERSONAL INFORMATION
Address: , ,
Nationality:
Driving License:
Hobbies: reading
SKILLS
????? Problem Solving Skills
????? Predictive Modeling
????? Customer Service Skills
????? Creative Problem Solving Skills
????? Strong Analytical Skills
????? Project Management Skills
????? Multitasking Skills
????? Leadership Skills
????? Curriculum Development
????? Excellent Communication Skills
????? SAT Prep
????? Knowledge of Educational Philosophies
????? Informal and Formal Assessments
0.00
0 Reviews
10+ Question Solved
Related Book For
Modern Database Management
ISBN: 9780134773650
13th Edition
Authors: Heikki Topi, Jeffrey A Hoffer, Ramesh Venkataraman
Question Posted:
Students also viewed these Computer science questions
-
Explain the components of a service blueprint.
-
Explain the components of a decision tree and how optimal decisions are computed.
-
Explain the components of an audit trail for verifying changes to accounts payable. Your answer should specify how those components can be used to verify the accuracy, completeness, and validity of...
-
A buyer's guide is an example of OA) a Life Insurance Illustration Questionnaire O B) a Replacement Questionnaire OC) a required disclosure document OD) a Variable Life Insurance Illustration...
-
Suppose that Coke and Pepsi are the only two producers of cola drinks, making them duopolists. Both companies have zero marginal cost and a fixed cost of $100,000. a. Assume first that consumers...
-
Examine the Patient Medication Form for the Well meadows Hospital case study shown in Figure 14.18. (a) Identify the functional dependencies represented by the data shown in the form in Figure 14.18....
-
Use the wine quality data in Table B. 11 to construct a regression model for quality using the stepwise regression approach. Compare this model to the one you found in Problem 10.4, part a. Data From...
-
Which solutions of the following equations will exhibit convergent behavior? Which are oscillatory? All of the above differential equations have one common factor in their characteristic equations....
-
A start-up firm that is entering an industry usually has to convince potential buyers that its goods are reliable and provide sufficient value in relation to the price that the firm intends to...
-
A computer laboratory in a school has 33 computers. Each of the 33 computers has 90% reliability. Allowing for 10% of the computers to be down, an instructor specifies an enrollment ceiling of 30 for...
-
Explain how the characteristics of data for data warehousing is different from the characteristics of data for operational databases.
-
List the different roles played by data marts and data warehouses in a data warehouse environment.
-
The amount of text messages sent in the United States has been steadily declining since its peak in 2011 with 2,304 billion messages sent per year, which is about 960 text messages per month per cell...
-
On October 1, Alpha purchased land for $150,000, paying $50,000 cash and issuing a 2-year, 4% note for the balance. The AJE for the interest that should be recorded on December 31 for the first year...
-
What is tolerable misstatement? The term "substantive" comes from ?
-
If $6,000 was paid for six months' worth of rent, what amount would you debit to rent expense at the end of every month?
-
EasyDelivery Corporation purchased equipment on July 18 of Year 6 for $500,000. The estimated useful life is 8 years, and the residual value is $50,000. On March 24 of Year 12, they sold the...
-
Is manual handling required? 4.2 Do large forces have to be exerted? 4.3 Does the work involve lifting or twisting, bending, stooping, or reaching? 4.4 Is muscular work mainly static or dynamic? 4.5...
-
Ammonia is both a donor and an acceptor of hydrogen in hydrogen-bond formation. Draw a diagram showing the hydrogen bonding of an ammonia molecule with two other ammonia molecules?
-
7 A 29-year-old, previously healthy man suddenly collapses at a party where legal and illicit drugs are being used. Enroute to the hospital, he requires resuscitation with defibrillation to establish...
-
Assume that X consists of 3 bits, x2 x1 x0. Write four logic functions that are true if and only if X contains only one 0 X contains an even number of 0s X when interpreted as an unsigned binary...
-
Derive the product-of-sums representation for E shown on page B-11 starting with the sum-of-products representation. You will need to use DeMorgans theorems.
-
What is the function implemented by the following Verilog modules: module FUNC1 (10, I1, S, out); input I0, I1; input S; output out; out = S? Il: I0; endmodule module FUNC2 (out,ctl, clk,reset);...
-
You are the new project manager of a new software product your company wants to create. You have assembled a team of 6 colleagues. List 5 rules you would create for your team, in order to keep the...
-
A stack of fake coins There are n stacks of n identical-looking coins. All of the coins in one of these stacks are counterfeit, while all the coins in the other stacks are genuine. Every genuine coin...
-
Your group has agreed to do a skit as part of its presentation to the class. Bob believes a "Baywatch" skit with everyone wearing swimsuits would liven up the presentation. Someone in the group...
Study smarter with the SolutionInn App