+A **data stream** is an unending, ordered sequence of data elements, arriving continuously and incrementally. Unlike finite [Dataset](/wiki/dataset)s, it is a living flow of information, requiring specialized [Stream Processing](/wiki/stream_processing) techniques to analyze data as it emerges without storing the entire history.
+## See also
+- [Real-time](/wiki/real-time)
+- [Big Data](/wiki/big_data)
+- [Event](/wiki/event)
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