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Homework
references and in text citations
Discussion (150 words)
Entity-Relationship Model and Database Design
Explain why the entity relationship (ER) model is useful. How has it helped to produce a more structured relational database design environment?
Describe the purpose of the database. Based on your research and / or common knowledge of a college and the information tracked by a college, describe the entities of the database and the attributes of each entity.
Write a select statement based on the InvoiceTotal column of the Invoices table: Use the CAST function to return the first column as an integer value. Name it IntTotal. Name it IntTotal
Create a database design (schema) based on the following problem description.
Identify a specific type of variable that stores a number. Compare the variable type that you selected to at least one other type of variable that also stores numbers
Case Study: Data Breaches and Regulatory Requirements, Describe the data breach incident and the primary causes of the data breach
Centralized versus Decentralized Database Management Systems.Identify a business that has between 5 and 25 locations. Please respond to the following in not more than 250 words:· Evaluate whether this business should adopt a centralized or di..
1. what a query execution plan?2. discuss the reasons for converting sql queries into relational algebra queries before
Create tables as necessary to eliminate multivalued dependencies, if any.
Using IEEE and ACM Database, research on why it is important to use WHITE BOX AND BLACK BOX testing technique to evaluate a software module.
Find an example of an actual data warehouse. For this example, describe the content, purpose, user access methods, and sources of data
Write queries to find out the unused structures e.g. there is one Superannuation client but no Partnership clients on the starter database.
What is it about a 200 MB video or audio file which makes it so much more of database management challenge than relational database the same size?
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