Granted Patent
Utility
US 6,449,609 · App. 09/221,647
Using materialized view to process a related query containing a one to many lossless join
Inventor:
Andrew Witkowski
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Dec 28, 1998
Inventor
Andrew Witkowski
Assignee (at issue)
Oracle Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.