Draw the associations that are described by the business rules below. Include the multiplicities for each relationship A bookstore sells at least one book, and a book can be sold at up to 10 other bookstores around town

SQL Database  In each step, represent your answer using the shorthand representation and a diagram.  Adventure Tours is considering offering outdoor adventure classes to prepare people to participate in hiking, biking, and paddling adventures. Only one class is taught on any given day. Participants can enroll in one or more classes. Classes are taught by the guides that Adventure Tours employs. Participants do not know who the instructor for a particular class will be until the day of the class.  a) For each participant, list his or her number, last name, first name, address, city, state, postal code, telephone number, and date of birth.   b) For each adventure class, list the class number, class description, maximum number of people in the class, and class fee. c)For each participant, list his or her number, last name, first name, and the class number, class description, and date of the class for each class in which the participant is enrolled. d)For each class, list the class date,…

Review the SaleItem relation below where ItemNumber plus OrderNumber is the primary key. What type of primary key does this relation have? SALEITEM (ItemNumber, OrderNumber, Quantity, Price)   Group of answer choices Composite primary key Surrogate primary key Transitive primary key Alternate primary key

Explain the two types of participation constraint.

A potential key is a piece of a composite primary key that is itself an attribute.

What does the term "relationship" mean? What are the qualities of a relation defined as?

Draw ERD and mention Entity, Attribute & relationship. Question:- A departmental store operates in several cities. In a city, there is one headquarter coordinating the local operations. A city may have several stores. stores hold any amount of items. Customers place their orders for any number of items to a given store.

Explain why an index is only effective when an attribute's values cover a suitable range of values. This is the sole situation in which an index is helpful.