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Discussion: "Database Trends"
Respond to the following:
• Identify at least two industries that are currently using common data exchange and data management trends. Rank the success of each implementation based on the ease of implementation, ease of use, and costs.
• Speculate the data exchange and data management trends that may take place in the next five to 10 years. Justify your response.
What is a deletion anomaly and how can we avoid encountering one in our database design? Please use an example to explain.
Carefully read the above business description and draw an Entity-Relationship Diagram (ERD) for the database that manages information on employees, customers, and so on
What is online analytical processing? How is OLAP related to databases? What is a pivot table, and how are pivot tables and OLAP related?
Identify the attributes that each entity will include. Identify any business rules or assumptions that are associated with your data model.
Create a view called customer_with_balances that has the following columns: customer_number, customer_lname and customer_balance. The view should only include those customers where the customer balance is greater than zero
CIS110- Calculate the total lab points earned for the first student in cell T8 in the Grades worksheet. The first student earned 93 lab points. Calculate the average of the two midterm tests for the first student in cell W8.
Describe the importance of maintaining integrity rules throughout the database structure. List specific fields that you would index.
Create a context level DFD. You should take your DFD to your tutorial for feedback before starting on the ER.
If the problem is simple one should use a sequential or relational file and if the problem is complex one should choose to use a database?
ISGB 7973, Database Management Assignment. Use Oracle Database Configuration Assistant to create a database named PVFC-{Yourlastname}
What are the advantages and disadvantages of front-end and back-end validation and in which specific situations would one technique of validation be preferred over the other?
MGMT 4013- Create at least two queries, one focused on customers and one focused on rentals. Use information in the Data Modeling Assignment scenario to review what the Low Budget Rentals manager needs.
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