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Database Design and Views
Hello Class! Please respond to BOTH of the following questions:
Question A
The author's approach to database design is to develop an ER model and then convert those models to relational tables.
• Why do you suppose this approach is used?
• What aspect of database design is generally missed in the ER Model that the conversion to relational tables addresses?
Question B
Research the concept of a "view" and share the pros and cons.
Include the SQL statements and screenshots of your new tables in the paper.
How many of those jobs want you to have some database knowledge?-What's your take-should you expand your education and learn more about databases and DBMSs? Why or why not?
Create a linked table in the database by importing the workbook named a08c1Customers.xlsx. Use the first row of the Customers1 worksheet as column headings and accept all other default options.
Identify and explain the differences between a stack and a queue data structure
Create an entity relationship diagram by today for an automated web-based timesheet portal system - An Entity-Relationship Diagram of an automated payroll system for a company.
Design the logical structure of a database using Entity-Relationship diagram - Apply normalization techniques to reduce redundancy in a database
Develop a flowchart and provide a brief explanation for it
The database application project (DAP) for this course consists of the creation of a fully functional Microsoft Access database application for a real client.
Explain in detail with supporting illustrations the six stages of the problem solving process and explain when the choice for using electronic spreadsheets is the preferred tool of choice.
For this Final Project you will be designing and developing a Household Inventory Database (HID). You will be creating tables, relationships, queries, forms, and reports
Is it possible for two entities to be related to each other in two ways? For example, could entity A be related to entity B both 1:M and 1:1 at the same time?
Obtain the columns names and data types of the view USER_TABLES using the DESCRIBE command. Retrieve the names of all the tables of a user's database tables using the SELECT table_name FROM user_tables; command.
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