Dispatcher is a background process, which is responsible for routing requests from connected user processes to available shared server processes, and for returning the responses back to the appropriate user processes.
The dispatcher process, which is only utilized with shared server configuration, handles and directs multiple incoming network session requests to shared server processes. At least one dispatcher process has to be created for every communication protocol available on the server.
A Foglight for Oracle view that provides more detailed information about a particular element (for example, a monitored object or an alarm) than the current view or dashboard. Foglight for Oracle drilldowns often contains charts or tables showing Oracle or Windows statistics or objects.
An external procedure, also sometimes referred to as an external routine, is a procedure stored in a dynamic link library (DLL) on Windows or shared library under UNIX. The external procedure is registered with the base language and then invoked to perform special-purpose processing.