This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Describe the delete cascade option (for implementing a referential integrity constraint). What ... (Read 69 times)

jazziefee

  • Hero Member
  • *****
  • Posts: 505
on: Jul 7, 2018
Describe the delete cascade option (for implementing a referential integrity constraint).
 
  What will be an ideal response?

Question 2

The STATEWIDE HEALTH PRESCRIPTIONS database column PrescTimeOfDay provides the data for a dimension in the STATEWIDE HEALTH star schema.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jointhecircus

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 7, 2018
Answer to Question 1

The delete cascade option allows a record to be deleted if its primary key value is referred to by a foreign key value. However, all the records whose foreign key value refers to the primary key value of the record that is being deleted will also be deleted.

Answer to Question 2

FALSE


jazziefee

  • Hero Member
  • *****
  • Posts: 505
Reply #2 on: Jul 7, 2018
Thank you


jointhecircus

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 7, 2018
No problemo


« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

The trophic cascade hypothesis. The trophic cascade hypothesis.
The regulatory cascade controlling glycogen breakdown The regulatory cascade controlling glycogen breakdown
Describe the functions of fat in the body Describe the functions of fat in the body
Describe the development of atherosclerosis, including its role in the risk of heart disease Describe the development of atherosclerosis, including its role in the risk of heart disease
Major steps in coagulation cascade Major steps in coagulation cascade
Alpine tundra. Low-growing, hardy plants at a high altitude in Washington’s Cascade range. Alpine tundra. Low-growing, hardy plants at a high altitude in Washington’s Cascade range.
Video: baroreceptors

For a complete list of videos, visit our video library