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Join Elimination: Difference in Oracle 11g and 12c

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Join elimination is a query transformation of the Oracle optimizer to remove joins that are not required in a query. A very practical features for star schema queries as well as ETL processes in data warehouses, but it is important … Continue reading Mehr…

Lesen Sie den vollständigen Beitrag unter http://blog.trivadis.com/b/danischnider/archive/2015/06/29/join-elimination-difference-in-oracle-11g-and-12c.aspx


Bereitgestellt 29 Jun 2015 17:32 von triBLOG
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