ELI5: Explain Like I'm 5

Data Warehouse System Electronic Surveillance Data Management System

Data warehouse systems are electronic systems that help manage, store, and analyze large amounts of data. It's like having your own giant electronic filing cabinet. All the data on different computers, networks, and data sources can go into the data warehouse, and then it's easier to find what you're looking for. For example, let's say you need to figure out how much people you have working on a certain project. You could call each person individually to ask how many people they're working with, but that would take a very long time. With a data warehouse system, you can quickly search all the data that is collected and find the exact number of people that are working. There is also a special kind of warehouse system called Electronic Surveillance Data Management System. This type of system helps to monitor, collect, store, and analyze data from surveillance cameras and other security devices. This kind of data is used to help detect and prevent crime, or to keep track of people who may be up to something suspicious. In this way, the data warehouse system helps make cities a safer place to live.