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Write a program that models an employee. An employee has an employee number, a name, an address, and a hire date. A name consists of a first name and a last name. An address consists of a street, a city, a state (2 characters), and a 5-digit zip code. A date consists of an integer month, day and year.
Use an Employee class, a Name class, an Address class, and a Date class in your solution. Provide appropriate class constructors, getter methods, setter methods, and any other methods you think are necessary.
Your program should prompt the user to enter data for several employees and then display that data. The number of employees to store data for shall be entered from the command line.
Design relation schemas for the entire database.
How many copies of the book titled „The big magic? are owned by the local library whose name is "Newtown" library?
Data Modelling (database) require 8 page essay covering the following subjects: Organizational Intelligence. It must specifically talk about organizational intellignece being outcome of organization's efforts.
What about giving same name to attributes which are in different tables but are not same? For instance, "Description" in both a Course table and a Classroom table.
Relational database is based on fact that data in one table can be tied, or related to data in another table. To do this, database utilizes various types of keys to form or define these relationships.
What actions does a referential integrity constraint prevent from occurring when data is inserted in a table that contains this constraint?
Suppose a database has tables given below. Write the names and e-mail addresses for all customers who have had stove repair which cost more than $50.
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
Express given five loosely described problems carefully in { Instance, Question } form as utilized in "Computers and Intractability". Determine that a list of n numbers has no duplicates.
Write down the complete transaction using SQL.
Write down the SQL code in order to carrying out the following requests. Display all the data in each of the four tables. Do not display the foreign key columns.
Draw an ER diagram for your database scenario. Design a set of 3NF tables for your database scenario.
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