Referring to narrative section 6.4.1.1. "Orders Database" in your course's case narrative you will:
1. Utilizing Microsoft VISIO, you are to leverage the content within the prescribed narrative to develop an Entit
Relationship Diagram (ERD). Make use of the 'Crow's Foot Database Notation' template available within VISIC
1.1. You will be constructing the entities [Tables] found within the schemas associated with the first letter of
your last name.
Student Last Name
A-E
F-J
K-O
P-T
U-Z
1.2. Your ERD must include the following items:
All entities must be shown with their appropriate attributes and attribute values (variable type and
length where applicable)
All Primary keys and Foreign Keys must be properly marked
Differentiate between standard entities and intersection entities, utilize rounded corners on tables for
intersection tables
●
.
Schema
1 and 2 as identified in 6.4.1.1.
1 and 3 as identified in 6.4.1.1.
1 and 4 as identified in 6.4.1.1.
1 and 5 as identified in 6.4.1.1.
1 and 6 as identified in 6.4.1.1.
.

The following is a description of the entities and relationships in the ERD  -

CustomersProductOrdersOrder Details

 How is  this so?

Customers is a standard entity that stores information about customers, such as their   name, address,and phone number.Products is a standard entity that stores information about products, such as their name, description, and price.Orders is an intersection   entity that stores information about orders, such as the customer who placed the order,the products that were ordered, andthe quantity of each product that was ordered.Order Details is an   intersection entity that stores information about the details of each order,such as the order date, the shipping address, and the payment method.

The relationships between the entities are as follows  -

A Customer   can place Orders.An Order can contain Products.A Product can be included inOrders.

The primary keys and foreign keys are as follows  -

The primary key for   Customers is the Customer ID.The primary key for Products is the Product ID.The primary key for Orders is the Order ID.The foreign key for   Orders is the Customer ID.The foreign key for Orders is theProduct ID.The foreign key for Order Details is the Order ID.The foreign key for Order Details is the Product ID

Learn more about ERD at:

https://brainly.com/question/30391958

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Considering the following part of the database to keep track of students and their marks for the courses that they follow.

Student(sid, sname, year)

Registered(sid, cid, mark, grade)

Course(cid, cname, no_credit, deptid)

Which of the following sequence of operations would list the names of students who have not registered for any course?