This question explores decision support data as being different in format and structure from operational data. Check the best answer.

		Decision support data needs to be highly protected from the prying eyes of people who do not have a "need to know" clearance.
		Decision support data tend to cover a time frame that include history, so that trends can be revealed, whereas, operational data is near term daily activity.
		An online analytical processing (OLAP) tool is required by data analysts to generate queries to access operational data, whereas Decision Support data can be handled using an Online Transaction Processing (OLTP) application.
		All information that is needed for executive decision support can be found in operational data application databased. That data just has to becom integrated.