ONE-PASS JOIN SIZE ESTIMATION WITH CORRELATED SAMPLING

A system performs database management. The system receives a request for a query of a plurality of tables under a join condition on an attribute and determines a uniform mapping that maps a domain of the attribute into a set of numbers, where the domain of the attribute includes all attribute values...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MENCK Andre, ZAIT Mohamed, CHAKKAPPEN Sunil P, VENGEROV David
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
Online-Zugang:	Volltext bestellen
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