Each instance of a weak entity must participate in one instance of the identifying relationship. ...

Author Question: Each instance of a weak entity must participate in one instance of the identifying relationship. ... (Read 101 times)

futuristic

Hero Member
Posts: 638

on: Jul 7, 2018

Each instance of a weak entity must participate in one instance of the identifying relationship.

Indicate whether the statement is true or false

Question 2

What is a nested query?

What will be an ideal response?

itsakadoozi

Sr. Member
Posts: 317

Reply #1 on: Jul 7, 2018

Answer to Question 1

TRUE

Answer to Question 2

In some cases, a query may contain another query (or queries). A query that is used within
another query is called a nested query.

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