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Produce an Entity-Relationship Model for the scenario, Query your database, Optimize your Database,Secure your Database, and built Building a Web Interface
Suitable data that suits your requirement and design and explain the 3- schema architecture for the requirement.
Describe a general company security policy for the database "layer" of security only (avoid getting into network security protocols or application level security for this exercise, and assume that there are security mechanisms in place that allow ..
List the entity classes and attributes that would be necessary for this information system.
Explain how you will visually represent the data for the sales of the individual stores and for the time period shown. You want to show the change in sales for each store over time for the past three years.
Draw an EER model for the requirements identified in Part 1. The EER Model should be accompanied with a data dictionary which includes entity type table, relationship type table and attribute table.
Foreign keys are not indicated in these relations. Decide which attributes are foreign keys and justify this. Draw an ER diagram for these relations, using your answer to problem 1
Convert the example of GEOMETRY_OBJECTS given in section 11.1.5 from the functional notation to the notation given in Figure 11.2 that distinguishes between attributes and operations. Use the keyword INHERIT to show that one class inherits from an..
Recognize level within a database system (user, programmer of application software, and designer of the DBMS software) at which each of the following concerns or activities occur.
given the file structure shown in figure p1.1 answer problems 1-4.1.how many records does the file contain? how many
In a database, the primary key field is used to
To analyse and comprehend a provided ER diagram and Database Schema and implement a database based on the provided ER diagram and Database Schema
Based on the pseudocode developed in Subtask 1.1, you are to implement the Information Gathering Component in this task.
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