Key Value Databases and Document Data Models

Question 1

What are the essential components of key-value datases?

Answer 1

Simplicity, Speed, Scalability

Question 2

The model is often referred to as an

Answer 2

associative array

Question 3

How is an associative array different from a regular array

Answer 3

keys can be other data types such as integers, strings, lists, and so forth

Question 4

Advantage of key-value databases

Answer 4

the read/write operations can be very fast when stored in RAM and then written out to disk later

Question 5

Keys and values (see module 3 notes for info)