# Features of Data Warehouse

* They are used for storing historical data.
* Low Latency / Response time is fast.
* Data consistency and quality of data.
* Used with Business Intelligence, Data Analysis & Data Science.

**By doing all the above, it answers some of the questions the business/needs.**

* Sales of particular items this month compared to last month?
* Top 3 best-selling products of the quarter?
* How is the internet traffic before the pandemic / during the pandemic?

**It's read-only for end-users and upper management.**

### Who are the end users?

* Data Analysts
* Data Scientists.

### **Data Size**

A query can range from a few thousand rows to billion rows.