Database Development is the process of creating and maintaining databases, often as part of a broader system. These databases serve as the backbone for storing, organizing, and retrieving vast amounts of data. Coursera's Database Development catalogue teaches you the key principles of creating and managing databases. You'll learn how to model data, design relational databases, use SQL for data manipulation, create and implement database security protocols, and optimize database performance. As you delve deeper into this skill, you'll also be introduced to more advanced topics like data warehousing, big data management, and database scalability. This skill is essential for roles such as database administrator, back-end developer, data analyst, and any other role requiring efficient data management.