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1. Define SQL and state the differences between SQL and other conventional programming Languages 2. Name the three major set of files on disk that compose a database in Oracle.
A university library database records information about books; for each book, it records the book isbn number (which is unique), and the book name. In addition, it records which books have been checked out
Analyse and comprehend a provided ER diagram and Database Schema and implement a database based on the provided ER diagram and Database Schema
Consider the EER diagram for a car dealer in the figure below. Map the EER schema into a set of relations.
The local library wants to update its book check process. To do this, the system will need to record data about what entities? What specific data about the entities will need to be stored
What rules would have to be enforced based on entity type? Choose one entity type and discuss what enforcement is needed by the database or application.
Compute the closure sets of R - find all non-trivial dependencies and what are the candidate keys of R?
How many models of the Titanic have been shipped? What was the date of the first shipment and when was the last shipment sent - Write SQL SELECT statements to retrieve
Design the Update trigger on Part table which raises an error string if Count field of updated row has a higher value than value prior to Update.
Provision of organization data and access on an organizational website.
Submit an Executive Memo addressed to the CIO and the board of directors. Last week, the CIO reviewed your presentation and has decided to move forward with your recommendations for improvements.
Per the text, the Database Life Cycle includes the Database Initial Study, Database Design, Implementation and Loading, Testing and Evaluation, Operation, and Maintenance and Evolution phases.
Write an application that creates a database named PhoneBook. The database should have a table named Entries, with columns for a person's name and phone number. Next, write an application that lets the user add rows to the Entries table,
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