Ad Hoc Query: Any spontaneous or unplanned question or query. It is a query that consists of dynamically constructed SQL and is one capability in a data-driven DSS.

Aggregate Data: Structured data that results from applying a process to more detailed data—data that is summarized or averaged.

Alert: A notification from an event that a trigger has exceeded a predefined threshold. Alerts are used with data-driven DSS.

Algorithm: A set of rules for calculating results or solving problems that have been programmed for use in a model-driven DSS.

Analytics: A broad term that includes quantitative analysis of data and building quantitative models. Analytics is the science of analysis and discovery. Analysis may process data from a data warehouse, ...

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