Oracle Scratchpad

August 9, 2013

12c Join Views

Filed under: 12c,Oracle,Performance,Tuning — Jonathan Lewis @ 6:36 pm BST Aug 9,2013

There are a couple of posts on the blog describing problems with updateable join views or, to be more precise, join views which were key-preserved but which the optimizer did not recognize as key-preserved. Both scenarios are addressed in 12c:

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