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Describe the features of a Database Management System (DBMS) and its use within an organization. List major steps necessary for setting up a database for a particular enterprise. Describe the differences between a file-processing system and a database management system (DBMS). Explain different types of information system architecture. Describe different types database applications and when it is appropriate to use them. Explain the evolution of the DBMS models and implementations from file based systems to legacy products to current technologies such as relational models.
Create a database.
Can Oracle have multiple group functions in the same SELECT list of query (i.e can we do a COUNT and AVG)? Let us assume we wanted to find lowest, highest, average.
MGMT321 Group Project : You were hired as an analyst to develop a new information system to automate the payroll transactions in a mid-size organization. The proposed system will contain employees’ data and interface with the organization’s General ..
How many entities are shown by this relation?
Practice on topic of Normalization
Sketch an E-R diagram which reflects the above reuirements. Write a set of relational schemas and identify primary and foreign keys. Try not to include redundant schemas.
How and why did database management systems become the organizational data management standard? Describe some advantages of database approach over file-system approach.
Explain what information is available from relational database containing one relation with attributes Name, Employee identification number, and Address which is not available.
An academic department record points earned by individual students in their classes
Design a work breakdown structure for the task below: Designing the database, Working on the website content
Describes a suitable methodology from the literature for the purpose of designing, constructing and testing of a commercial BIDW for a multinational company.
Find the average number of books borrowed per member. Take into account that if a member does not borrow any books, then that member does not appear in the borrowed relation at all.
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