This topic contains a solution. Click here to go to the answer

Author Question: Describe the delete cascade option (for implementing a referential integrity constraint). What ... (Read 57 times)

jazziefee

  • Hero Member
  • *****
  • Posts: 505
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
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





 

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

For a complete list of videos, visit our video library