« previous next »

Author Question: In the relational model, many-to-many relationships cannot be directly represented by relations the ... (Read 53 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
on: Jul 7, 2018
In the relational model, many-to-many relationships cannot be directly represented by relations the way 1:1 and 1:N relationships can.
 
  Indicate whether the statement is true or false

Question 2

A subquery is appropriate only if the final result contains only data from a single table.
 
  Indicate whether the statement is true or false


BAOCHAU2803

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Approach used to determine the evolutionary relationships among many animal species using molecular Approach used to determine the evolutionary relationships among many animal species using molecular
Male reproductive anatomy model Male reproductive anatomy model
Critical Thinking Model Critical Thinking Model
Type of Interactions, Model, Examples and Dependence of Energy on Distance Type of Interactions, Model, Examples and Dependence of Energy on Distance
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Demographic transition model for changes in population growth rates and sizes, correlated with long- Demographic transition model for changes in population growth rates and sizes, correlated with long-
Video: Renal Failure

For a complete list of videos, visit our video library