What is a Data Extension?
A data extension refers to a table in the Salesforce Marketing Cloud containing information about your subscribers such as name, address, age, gender, email, city.
It allows you to track and update your customer’s data via, for instance, a form of data submitted through a home page or through Salesforce object records.
Data extensions just like database tables can be independent or linked.
Data Extensions can store all types of data such as product catalogs, e-commerce information, subscriber data or data entry from web analytics, and more…