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

Author Question: A key of an intersection table is always the combination of the keys of both parents. Indicate ... (Read 18 times)

JMatthes

  • Hero Member
  • *****
  • Posts: 578
A key of an intersection table is always the combination of the keys of both parents.
 
  Indicate whether the statement is true or false

Question 2

Subtype entities contain, apart from the identifier, only attributes that do not appear in the supertype.
 
  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

dyrone

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

TRUE

Answer to Question 2

TRUE




JMatthes

  • Member
  • Posts: 578
Reply 2 on: Jul 7, 2018
:D TYSM


atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

For a complete list of videos, visit our video library