Definition of irrigation. 1  1 : the therapeutic flushing of a body part with a stream of liquid. 2  2 : the watering of land by artificial means to foster plant growth.
Answer: To start with, Oracle Real Application Clusters (RAC) are a database system involving a configuration of multiple hosts or servers joined together with clustering software and accessing the shared disk storage structures.
Requirements Definition. The first major phase in delivering a successful Oracle RAC implementation is defining the actual goals of the project. The Requirements Definition step involves identifying and documenting the features and functionality delivered during the implementation phase of the project.he third step in the requirements definition phase is defining the service-level requirements. Service-level requirements are the levels of service your Oracle RAC project implementation is expected to support.