What is a DataStage Sequence

Ibm Infosphere DataStage Sequence
Data Warehousing concept, Extract transform Load, ETL process

A sequence is an orchestration mechanism within IBM Infosphere Information server DataStage used to organize ETL’s and sequence  batch event streams, which are normally called from an Enterprise Scheduling tool or other processes.  Sequences commonly establish down stream dependencies with DataStage and/or actions (e.g. notification) based on process status reporting (e.g. Success, Failure, etc.).