Essays on Referential

An entity relationship model/diagram commonly referred to as ERD is a data model method that represents system entities and relationships between the entities. When ERD created is by analysts, it enables understanding of business model deeper and links business models to database. The ERD theoretically represents model of records used in representing entity frameworks. The major and important elements in an ERD are entities, attributes plus relationships. An entity refers to a thing or a concept that has distinct and independent features or characteristics, for example a car. An attribute refers to the characteristics that an entity thing contains. ...

In order to get the commission for each employ we first have to generate a database and its tables. CREATE TABLE Employee( EmpNumber int not null, EmpFirstName varchar(100) not null, EmpLastName varchar(100) not null, CommissionRate decimal(3,2) not null, YrlySalary int not null, DepartmentID int, JobID int, PRIMARY KEY (EmpNumber), FOREIGN KEY (DepartmentID) references Department(DepartmentID), FOREIGN KEY (JobID) references Job(JobID) ).

CREATE TABLE Job( JobID int not null, JobDescription varchar(400) not null, PRIMARY KEY (JobID) )

CREATE TABLE Department( DepartmentID int not null, DepartmentDescription varchar(400) not null, PRIMARY KEY(DepartmentID) ) CREATE TABLE Invoice (InvNumber int not null, InvDate date, EmpNumber int, InvAmount int not null, PRIMARY KEY (InvNumber), FOREIGN ...

I love Lucy is one of the pioneer sitcom comedies shot in front of a live audience in the US. The setting of the sitcom is in New York with the show following the life of Lucy Ricardo and her husband Ricky Ricardo, who is a professional singer. The show also includes the couple's friends, Fred and Ethel Mertz. The show follows the life of Lucy, who is naïve in her ambitions to become a star in the big city. Together, the cast gets into various hilarious situations that are brought about by the actions of Lucy in ...

Truth and Value

Form and Function: Form denotes the physical appearance of objects in question. Elements of mass shape and size determine the essence of form. A function revolves around the actions that the object performs. It is more content based and message oriented. The form determines the function of an object.

Philosophical Functionalism:

The function of an object created the philosophical premise of functionalism. It refers to the theory of mind taking into account the mental states and beliefs. This premise derives a link between the hypothetical plane and the behavioral production. The difference between functionalism, behaviorism, and dualism emerges from its ...

Science word instigates from “scientia” which is a Latin name with the meaning of acquaintance. Science therefore is the acquaintance gained in the course of the progression of learning and applying what has been learned. The structures of attaining the knowledge are by the application of examination, explanation for demonstrations and enlightenment on the natural occurrences. From that, philosophy of science deals with the assumptions and methods of science as per the worth of science. It gets it support form a common quote that says that philosophy of science is useful for scientists as ornithology is to birds. This paper will ...