Stream schema: providing and exploiting static metadata for data stream processing

Abstract

Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of data consistency. They also play an important role in permitting semantic query optimization, that is, optimization and processing strategies that are often highly effective, but… (More)
DOI: 10.1145/1739041.1739068

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