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.
Application Development. Oracle Database 12c is a single integrated platform that supports SQL, XML, and procedural languages (e.g., PL/SQL, Java, C/C++) in a simple fashion with high performance and scalability.