Rac is a term that can refer to various concepts depending on the context. In some cases, it may denote a type of software or technology, while in others, it could relate to a specific cultural or social group. The meaning of Rac can vary widely, so understanding the context is essential for accurate interpretation. In the realm of technology, Rac often refers to Oracle Real Application Clusters, a database clustering solution that allows multiple computers to run Oracle RDBMS software simultaneously. This setup enhances performance, availability, and scalability, making it a popular choice for businesses that require robust database management systems.