Start task. The workflow start task.
Command task. The pre-processing or post-processing task for local data.
Grid mapping. An Informatica mapping that the Blaze engine compiles and distributes across a cluster of nodes.
Grid task. A parallel processing job request sent by the Blaze engine executor to the Grid Manager.
Grid segment. Segment of a grid mapping that is contained in a grid task.
Tasklet. A partition of a grid segment that runs on a separate DTM.