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Assignment
This assignment aims at enhancing your skills of using complex SQL statements to solve more realistic business problems. Work through each section in the SQL queries and subqueries tutorial, pay special attention on how to write statements for joins and use operators such as UNION, INTERSECT, and MINUS.
Oracle SQL Queries and Subqueries
Document your work with screen shots of SQL queries and the results of executing the queries. You are encouraged to come up with your own queries based on what the tutorial has explained.
Submit a 2-5 page summary of your work which discusses your experience. Put this document and the file containing your screen shots into one zip file, and submit it.
Design a nested menus interface for a check-in and check-out hotel reservation system that can be used internationally.
Proceed with all steps in information-level design to add this user view to existing cumulative design. Is this table in1st NF?___No____ . If Yes skip. If not, write Table in DBDL notation after applying the methodology we use for converting into 1NF..
Write the SQL code that will create the table structure for a table named EMP 1. This table is a subset of the EMPLOYEE table - write the SQL code that will list all attributes for a job code of 502.
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.
Based on your research and common knowledge of a college and information tracked by a college, describe entities of the database and attributes of each entity.
Consider matrix multiplication as a remote operation. Suppose the local machine does the I/O and a remote server does the multiplication
Complete (i.e., reverse engineering) ER diagram below such that 4 relation schemas above are exactly result of a translation from the ERD to the relational model.
Database Modeling and Normalization
Imagine that you have been hired as the database administrator for a local department store. The department store has recently expanded by opening five (5) stores within your local region.
Provide a brief synopsis analyzing the detailed requirements of your prototype database design and design a database prototype that includes diagrams, data dictionary, design decisions, limitations, etc.
Imagine that you work for a consulting firm that offers information technology and database services. Part of its core services is to optimize and offer streamline solutions for efficiency. In this scenario, your firm has been awarded a contract t..
This assignment uses a database with data about a university; the database resides in our Oracle servers. The schema of the database is provided below. Keys are in bold face and underlined, field types are omitted; assume that appropriate foreign ..
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