NoSQL Covered

• NoSQL vs relational databases/ key-value databases

• Document databases

• column family databases

• Graph databases

!! no coding is required, this is a conceptual course

Before we begin into the article, you should be familiar with the relational databases concetps, don't worry if not, we will barely scratch the surface of it

NoSql vs Relation database

Relational database:

SQL	NoSQL
Title	Here's this
Text	And more

NoSql database:

they both are complementary and an application can use both of them

types of NoSQL database:

[1] Key-value databases: key:

value:

an example:

popular key-value databases:

Advantages and limitation of key-value databases: Advantages:

Limitation:

When to use key-value databases: Suitables cases:

unsuitable cases:

Redis case study: