When someone starts learning data science they come across lot of technical terms related to data science domain. I wanted to keep all the important data science terms and their definitions at one place for reference.
Data Warehouse: Data warehouse is a system where a structed data related particular business process, or organization is stored. Generally Data warehouse contains structured data contains tables, rows and columns which fits into relational database management systems.
Data lakes: Data lakes are the systems which store large amount of unstructured data generally in the form of json data, xml files collected from different sources like IoT devices, sensors etc.