Definitions

• Task is a

  • a simple task: a set of resources (data sources and sinks) + an action to be performed on them, or
  • a compound set of tasks + resources
  • dependencies
  • represented by “task object” which may have properties, e.g., a context

• Job is an instantiation of a task object

  • represented by “job object”?

Previous slide

Next slide

Back to first slide

View graphic version