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Part 1 - Report
Write a 2000-word report that describes a suitable methodology from the literature for the purpose of designing, constructing and testing of a commercial BIDW for a multinational company. You should evaluate the changes that have taken place since the beginning of data warehousing and show how these changes have affected the hardware and software that would be used for such a project over the last 40 years.
Part 2 - Case study
a) Design and build a prototype data warehouse using the data on Spend over £500 in the Department of Energy and Climate Change (data.gov.uk/dataset/financial-transactions-data-decc) for the financial year 2012-2013 (April 2012 to March 2013 inclusive).
b) Create an OLAP cube from your data warehouse and perform the following analyses:
c) On paper, design a simple dashboard for your data warehouse.
This should be accompanied by a 1000-word report which describes the creation and use of your data warehouse. You should include the following:
Name four attributes that you can use to define a data flow in the bus information system. Name four attributes that you can use to define a data store in the bus information system.
In 250 - 300 words describe role of a database administrator and the tasks performed by this role. Also, describe why this role is important in Database Management.
A county wishes to create a database to control its local libraries. Each library has a number of employees, one of whom is designated as the manager of the library and is responsible for supervising employees and the general day-to-day management..
You have been requested to give preliminary information on the data requirements for a GIS which is to be used to hold inventory of continental scale vegetation maps for coarse scale land surface
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
These comprise NOT NULL, CHECK, UNIQUE, REFERENTIAL INTEGRITY, and PRIMARY KEY constraints. Are these constraints which we are talking about easy to implement in Access Database?
Write a join query that for every order placed on September 5, 1998, (use '05-SEP-1998') will list the order number and order date along with the customer number, last name, and first name of the customer who placed the order
Start with LAN on RTA and proceed clockwise. Determine the number that how many total valid host addresses will be wasted on WAN links?
What is meant by cardinality of a relationship? Your answer requires to be thorough and specific. Be sure to include the two types of cardinality
Your task is to develop a database to support this activity.Here is what you need to be able to provide Custom Auto Body in order to land your first consulting contract:
What is the key value of the 4th index record on the top level, assuming each index record points to the record with the highest key value in a block of the next level down?
Find the entities from the functional requirements. Entities can come from Nouns in the text, they may also come from forms, reports and legacy code.
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