Week 5 - NoSQL vs SQL

Question 1

2 categories of NoSQL data models

Answer 1

1) key Value

2) Schema-less

Question 2

Advantages of Key Value

Answer 2

1) Very Fast
2) Very Scalable
3) Simple Model
4) Able to distribute horizontally

Question 3

Disadvantages of Key Value

Answer 3

Objects can’t be modeled every easily as Key value pairs

Question 4

Advantages of Schema-less

Answer 4

1) Eventual consistency
2) Many are distributed
3) Performance
4) Scalability

Question 5

Disadvantages of Schema-less

Answer 5

1) NO joins

2) No Transactions ACID