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Display all the LastNames from the Customers table and any associated OrdersIDs from the Orders Table. Show the LastName even if they do not have any associated orders. Order the results by LastName in ascending order.
The DBA denormalized some of the data in the Premiere Products database to improve performance. Which field or fields cause the table to no longer be in third normal form? In which normal form is the denormalized table?
Discuss how this organisation has responded to the introduction of Information Systems (IS) into their business paradigms. Highlight the advantages of IS, the disadvantages and the resultant shortfalls that must be addressed in this organisation.
E-R diagram specializes a logical graphic model and it doesn't contain any data type or data information in a database.
Database Questions: What do you mean by data base scheme? What do you mean by cardinality ratio? What do you mean by degree of relation?
based on the baxter aviation scenario that you used for the first exam. please read the following narrative carefully
What would be the benefits to the business in the long term? Describe the benefits of creating a ‘shared vision' and culture for individuals? How should this plan be monitored in the future
Describe the objectives of the database environment and Describe the problems and constraints
Draw the class diagram which covers all the situations described in the carpark system, showing inheritance, association (aggregation and composition as necessary) and multiplicity. Include all attributes and operations/methods.
Write down the complete transaction using SQL.
the development of complex algorithms that can mine mounds of data that have been collected from people and digital
Create a database from scratch that contains, at a minimum, the elements listed below
To what extent should end users be involved in the selection of a database management system and database design
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