What is the difference between database and data mart?

What are the differences between database vs warehouse vs data mart?

The main difference between the two databases is their size and approach. While a data warehouse serves as the global database of a business and stores data about any aspect of the company, a data mart stores a small amount of data related to a specific business department or project.

What is a data mart?

A data mart is a simple form of a data warehouse that is focused on a single subject or line of business, such as sales, finance, or marketing. Given their focus, data marts draw data from fewer sources than data warehouses.

What is the difference between a database and a data lake?

What is the difference between a database and a data lake? A database stores the current data required to power an application. A data lake stores current and historical data for one or more systems in its raw form for the purpose of analyzing the data.

What is the difference between ODS and data warehouse?

While an ODS is often an intermediary or staging area for a data warehouse, the ODS differs in that its data is overwritten and changes frequently. In contrast, a data warehouse contains static data for archiving, storage, historical analysis, and reporting.