Inventor
OZBUTUN CETIN
US34 patents
⚠️ This page may combine multiple inventors who share the name “OZBUTUN CETIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ORACLE CORP
21 patentsUS6144957ANov 7, 2000
Method and apparatus for using incompatible types of indexes to process a single query
ORACLE CORP133 citations99
US5963932AOct 5, 1999
Method and apparatus for transforming queries
ORACLE CORP193 citations99
US5848408ADec 8, 1998
Method for executing star queries
ORACLE CORP173 citations99
US5924088AJul 13, 1999
Index selection for an index access path
ORACLE CORP102 citations98
US5822748AOct 13, 1998
Group by and distinct sort elimination using cost-based optimization
ORACLE CORP96 citations98
US5899988AMay 4, 1999
Bitmapped indexing with high granularity locking
ORACLE CORP137 citations97
US6430550B1Aug 6, 2002
Parallel distinct aggregates
ORACLE CORP85 citations96
US5974408AOct 26, 1999
Method and apparatus for executing a query that specifies a sort plus operation
ORACLE CORP87 citations96
US5907297AMay 25, 1999
Bitmap index compression
ORACLE CORP45 citations96
US5903888AMay 11, 1999
Method and apparatus for using incompatible types of indexes to process a single query
ORACLE CORP47 citations96
US5884307AMar 16, 1999
Updating bitmapped indexes
ORACLE CORP59 citations96
US6374232B1Apr 16, 2002
Method and mechanism for retrieving values from a database
ORACLE CORP98 citations95
US6141656AOct 31, 2000
Query processing using compressed bitmaps
ORACLE CORP83 citations95
US6067540AMay 23, 2000
Bitmap segmentation
ORACLE CORP66 citations95
US6266662B1Jul 24, 2001
Bitmap segmentation
ORACLE CORP26 citations92
US6195656B1Feb 27, 2001
Bitmap segmentation
ORACLE CORP29 citations92
US6081800AJun 27, 2000
Creating bitmaps from multi-level identifiers
ORACLE CORP45 citations92
US5963935AOct 5, 1999
Combining bitmaps within a memory limit
ORACLE CORP48 citations92
US5819256AOct 6, 1998
Method and apparatus for processing count statements in a database system
ORACLE CORP42 citations92
US6546382B1Apr 8, 2003
Finding the TOP N values through the execution of a query
ORACLE CORP43 citations91
US6205442B1Mar 20, 2001
Bitmap index compression
ORACLE CORP12 citations73
ORACLE INT CORP
11 patentsUS7103608B1Sep 5, 2006
Method and mechanism for storing and accessing data
ORACLE INT CORP151 citations97
US6985895B2Jan 10, 2006
Performing spreadsheet-like calculations in a database system
ORACLE INT CORP118 citations95
US6684203B1Jan 27, 2004
Using global temporary tables to transform queries
ORACLE INT CORP69 citations93
US7676453B2Mar 9, 2010
Partial query caching
ORACLE INT CORP9 citations84
US6658405B1Dec 2, 2003
Indexing key ranges
ORACLE INT CORP17 citations84
US10089357B2Oct 2, 2018
System and method for generating partition-based splits in a massively parallel or distributed database environment
ORACLE INT CORP6 citations73
US7447676B2Nov 4, 2008
Method and system of collecting execution statistics of query statements
ORACLE INT CORP7 citations73
US11907218B1Feb 20, 2024
Automatic prevention of plan regressions
ORACLE INT CORP2 citations67
US8838894B2Sep 16, 2014
Storing row-major data with an affinity for columns
ORACLE INT CORP2 citations62
US8627006B2Jan 7, 2014
Storing row-major data with an affinity for columns
ORACLE INT CORP2 citations62
US7454403B2Nov 18, 2008
Method and mechanism of improving performance of database query language statements using data duplication information
ORACLE INT CORP4 citations61