When transforming supertype/subtype entities into a relational database design, an entity is created ...

Author Question: When transforming supertype/subtype entities into a relational database design, an entity is created ... (Read 74 times)

Wadzanai

Hero Member
Posts: 528

on: Jul 7, 2018

When transforming supertype/subtype entities into a relational database design, an entity is created for the supertype only.

Indicate whether the statement is true or false

Question 2

In an SQL query, which of the following symbols is used by Microsoft Access to represent a single unspecified character?

A) _ (underscore)
B) ? (question mark)
C) (asterisk)
D) (percent)

honnalora

Sr. Member
Posts: 325

Reply #1 on: Jul 7, 2018

Answer to Question 1

FALSE

Answer to Question 2

B

Need homework help now?

Ask unlimited questions for free

Ask a Question

« previous next »

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.