Microsoft SQL Server, a relational database management system (RDBMS) used for storing and retrieving data as requested by other software applications.
MySQL, a popular open-source relational database management system.Used for storing and retrieving data as requested by other software applications.
An Oracle Database course typically covers a range of topics related to database management, specifically for Oracle's relational database management system (RDBMS).
MongoDB is a NoSQL database that�s designed for storing and retrieving large amounts of unstructured or semi-structured data.