Author Question: A doubly nested set of NOT EXISTS SELECT statements is ________. A) a famous pattern in SQL B) ... (Read 67 times)

vHAUNG6011

  • Hero Member
  • *****
  • Posts: 514
A doubly nested set of NOT EXISTS SELECT statements is ________.
 
  A) a famous pattern in SQL
  B) regularly used
  C) rarely used to nonexistent in the real world
  D) Both A and B are correct

Question 2

In RFM analysis, M stands for how much money.
 
  Indicate whether the statement is true or false



AmberC1996

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

D

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

For a complete list of videos, visit our video library