DA0-001 · Question #432
Which of the following relationships is necessary to define a third table called a "joining table" in relational databases?
The correct answer is D. Many-to-many. A joining table is used to resolve a many-to-many relationship in relational databases. Since many-to-many relationships cannot be directly implemented in relational database tables, a joining table acts as a bridge between the two related tables, containing foreign keys that…
Question
Which of the following relationships is necessary to define a third table called a "joining table" in relational databases?
Options
- AOne-to-many
- BOne-to-one
- CNon-relational
- DMany-to-many
How the community answered
(61 responses)- A5% (3)
- B3% (2)
- C2% (1)
- D90% (55)
Explanation
A joining table is used to resolve a many-to-many relationship in relational databases. Since many-to-many relationships cannot be directly implemented in relational database tables, a joining table acts as a bridge between the two related tables, containing foreign keys that modeled and queried.
Topics
Community Discussion
No community discussion yet for this question.