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This is a question from Oracle 12c SQL by Joan Casteel.Chapter 9, Hands-On Assignment.
Note: Two SQL queries (Query 1: Using traditional approach. Query 2: Using the JOIN keyword) are needed for this question.
Question : A column named Mgr_ID has been added to the Prob_Officers table and contains the ID number of the probation supervisor for each officer. Produce a list showing each probation officer's name and his or her supervisor's name. Sort the list alphabetically by probation officer name.
Action - at least one page in length, should include a description of that actual activity. Observation - at least one page in length, should include a description of all the information collected as well as any analysis.
Write a program to calculate and store the average obtained by 20 pupils in 7 subjects. Output the pupil that made the highest average mark in addition to those pupils making 50 marks and over.
Create all NOT NULL constraints as indicated in the ERD. Create all PK constraints as indicated in the ERD. Create all FK constraints as indicated in the ERD.
Explain Business Intelligence in three to four paragraphs. Focus upon what it is, its architecture and purpose - Discuss business analytics and data mining tools including the purpose of each and what an organization is attempting to accomplish with..
Discuss the difference between a composite key and a composite attribute. How would each be indicated in an ERD? What is a recursive relationship? Given an example.
Describe any assumptions or limitations for each relationship. For example, professors are able to teach more than one course or students can only be enrolled.
Some people like to store their information in Excel files. What are the advantages of storing data in a database management system like Access over Excel? Name 3.
FIT 2079 Data Visualisation - create effective data visualisations and describe the advantages, drawbacks and pitfalls of the visual presentation of data
The objective of the assignment is to apply and consolidate skills acquired in the requirement and analysis disciplines through analysis of a simple case study, and to express the results through the relevant UML diagrams.
Draw an E-R Diagram and draw an E-R Diagram for Student Information System.
List the entity classes and attributes that would be necessary for this information system.
The Relational Data Model (RDM) which corresponds to the ERD in the format shown below. The RDMMUSTidentify all primary keys, alternate keys and foreign key constraints. Raw SQL Create Table script dumps from a modeling tool, or SQL Server WILL NO..
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