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Assignment:
Define abstraction. What are the main models of a database and what do they represent? How is abstraction applied to database models?
Do you think that most companies would need this type of implementation? Why?
Explain the key ways that entity relationship modeling helps database developers overcome potential design challenges and conflicting goals.
Analyze the database environment. Describe the problems and constraints. Describe the objectives of the database environment. Describe the scope and boundaries.
System Analysis project: Using the requirements documents that have identified what the system should do, create a use case for each of the activities needed.
Create a tree that models the following scenario. A player decides to play a maximum of 4 times, betting on red each time. The player will quit after losing twice. In the tree, any possible last plays will be an ending point of the tree.
PostgreSQL Database System Assignment - Project 2 PLpgSQL. Please write a PLpgSQL function Q2(staff_id integer) that takes a staff's id as parameter
Draw the global relation diagram for your final, revised, and normalised database design - For the physical implementation of the database
Create a database diagram with the entities and attributes that the scenario identified (i.e., a college tracking students, courses, and instructors).
What are triggers used for, and why are they important in database systems? Provide an example of a situation where a trigger would be appropriate.
Search engine development team to design a search algorithm based on both the Vector model and the Boolean model
Campus Bikes is a popular bicycle shop located near a major university. The business has grown and the owner, Mark Turner, wants to install an up-to-date.
Identify at least three relational model issues. What are the possible solutions to the issues and Develop a distributed database system which is applicable.
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