Elimination of query fragment duplication in complex database queries

A database engine receives a database query from a client. The database engine parses the database query to build a query operator tree that includes a plurality of query operators. The database engine performs one or more optimization passes on the query operator tree, including a deduplication opt...

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Bibliographische Detailangaben

Hauptverfasser:	Muehlbauer, Tobias, Vogelsgesang, Adrian, Finis, Jan, Then, Manuel, Cole, Rick, Neumann, Thomas, Haubenschild, Michael
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
Online-Zugang:	Volltext bestellen
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