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Question:
A county wishes to create a database to control its local libraries. Each library has a number of employees, one of whom is designated as the manager of the library and is responsible for supervising employees and the general day-to-day management of the library.
Each library stores a number of books and CDs. A citizen has to become a member of a library before he/she is allowed to borrow any books, but thereafter can borrow books from any county library. Generally, a library stocks a number of copies of each book title and each CD. Details of books publishers are maintained but not CD publishers
Question: Draw the MS Visio crow's feet E-R Model.
Show the tables will all relationships and attributes.
Please keep it simple and short and no copy and paste or at least help me get started?
Discuss how OLAP and data warehousing technologies work together in solving user problems. What are the advantages and disadvantages of the different OLAP technologies (MOLAP, ROLAP, HOLAP)?
Draw a diagram of, and explain the architecture of a system for serving up dynamic pages from a database. Show the protocols involved, the flow of messages and what types of information the messages contain.
you are the information security officer at a medium-sized company 1500 employees. the cio asks you to explain why you
Draw the class diagram which covers all the situations described in the carpark system, showing inheritance, association (aggregation and composition as necessary) and multiplicity. Include all attributes and operations/methods.
You are required to design using an E-R diagram an entity-relationship model of the problem, convert the model into a relational model, and assess the normal form of each schema.
Create a function that returns the day of the week for a specified date. Create a trigger that displays the message "Emp table updated" when an update to the employee table increases the employee's basic salary.
Evaluate the suitability of information systems for different functional areas of the organization - Investigate current trends in using information systems
A report that shows the characters that still need actors for the current performance and storing the student details if all requirements are met, providing a suitable message for Vicky
schema design part i the following describes what is expected in the design part of the assignment.1 dfd and er diagram
Create an ERD and relatioal schema in third normal form based upon the following business rules. (Hint: ensure that all attributes are FULLY DETERMINED by the primary key.) Don't forget to place your normalization arrows on your relational schema.
metropolitan city church managementmetropolitan city church management mccm has hired you as a consultant to modernize
convert an erd to a relational schemacovert the extended entity relationship diagram eerd for orthopedic alliance of
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