Solved

A Deletion Anomaly Occurs When the Entire Primary Key Is

Question 57

True/False

A deletion anomaly occurs when the entire primary key is not known and the database cannot delete a record.

Related Questions

Q52: Which is incorrect about reality, data, and

Q53: What can be constructed by choosing two

Q54: Master files contain all the information about

Q55: Each distinct data entity may be stored

Q56: Data mining is used to verify or

Q58: A primary key is one of the

Q59: The integrity constraint that ensures that every

Q60: Secondary keys can be used to select

Q61: Which of the following is true when

Q62: Which is not an effectiveness objective of