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Inventor

Sivasankaran Chandrasekar

Inventor
Palo Alto, CA, US

Overview

60→
Patents
2005–2018
Patent span
Physics
Primary field (CPC G)

Patents· 60 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary
G06FElectric digital data processing72%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
H03MCoding4%
G06NComputing arrangements based on specific computational models1%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes1%
PatentTitleYear
10,089,361Efficient mechanism for managing hierarchical relationships in a relational database system20189,953,103Client processing for binary XML in a database system20189,842,090'Efficient streaming evaluation of XPaths on binary-encoded XML schema-based documents'20179,667,269'Technique for compressing XML indexes'20179,367,642'Flexible storage of XML collections within an object-relational database'20169,069,878'Flexible storage of XML collections within an object-relational database'20158,930,348'Isolation for applications working on shared XML data'20158,762,410'Document level indexes for efficient processing in multiple tiers of a computer system'20148,745,031'Cache-based predicate handling for queries on XML data using uncorrelated path-based row sources'20148,566,300'Mechanism for efficient maintenance of XML index structures in a database system'20138,554,789'Managing cyclic constructs of XML schema in a rdbms'20138,543,898'Techniques for more efficient generation of XML events from XML data sources'20138,510,292'Isolation for applications working on shared XML data'20138,443,002'Operationally complete hierarchical repository in a relational database'20138,429,196'Fast extraction of scalar values from binary encoded XML'20138,407,209'Utilizing path IDs for name and namespace searches'20138,380,702'Loading an index with minimal effect on availability of applications using the corresponding table'20138,346,737'Encoding of hierarchically organized data for efficient storage and processing'20138,250,062'Optimized streaming evaluation of XML queries'20128,219,569'In-place evolution of XML schemes'20128,209,361'Techniques for efficient and scalable processing of complex sets of XML schemas'20128,200,679'Estimating cardinalities of XML table constructs within queries'20128,180,791'Combining streaming and navigation for evaluating XML queries'20128,161,074'Operationally complete hierarchical repository in a relational database'20128,090,731'Document fidelity with binary XML storage'20128,078,611'Query modes for translation-enabled XML documents'20118,073,843'Mechanism for deferred rewrite of multiple XPath evaluations over binary XML'20118,073,841'Optimizing correlated XML extracts'20118,010,889'Techniques for efficient loading of binary XML data'20118,001,127'Efficient extraction of XML content stored in a LOB'20117,991,768'Global query normalization to improve XML index based rewrites for path subsetted index'20117,958,112'Interleaving query transformations for XML indexes'20117,933,928'Method and mechanism for loading XML documents into memory'20117,933,935'Efficient partitioning technique while managing large XML documents'20117,933,933'Fast path loading of XML data'20117,930,277'Cost-based optimizer for an XML data repository within a database'20117,885,980'Mechanism for improving performance on XML over XML data using path subsetting'20117,853,573'Efficient replication of XML data in a relational database management system'20107,840,609'Using sibling-count in XML indexes to optimize single-path queries'20107,836,098'Accelerating value-based lookup of XML document in XQuery'20107,831,540'Efficient update of binary XML content in a database system'20107,814,117'Accessing data from asynchronously maintained index'20107,797,310'Technique to estimate the cost of streaming evaluation of XPaths'20107,739,251'Incremental maintenance of an XML index on binary XML data'20107,617,249'Method and system of handling document operation requests on documents having large collections with constrained memory'20097,603,347'Mechanism for efficiently evaluating operator trees'20097,499,915'Index for accessing XML data'20097,493,305'Efficient queribility and manageability of an XML index with path subsetting'20097,461,074'Method and system for flexible sectioning of XML data in a database system'20087,406,478'Flexible handling of datetime XML datatype in a database system'20087,398,265'Efficient query processing of XML data using XML index'20087,395,271'Mechanism to enable evolving XML schema'20087,366,735'Efficient extraction of XML content stored in a LOB'20087,308,474'Techniques for scalably accessing data in an arbitrarily large document by a device with limited resources'20077,120,645'Techniques for rewriting XML queries directed to relational database constructs'20067,096,224'Mechanism for mapping XML schemas to object-relational database systems'20067,092,967'Loadable units for lazy manifestation of XML documents'20067,051,042'Techniques for transferring a serialized image of XML data'20067,028,037'Operators for accessing hierarchical data in a relational system'20066,965,903'Techniques for managing hierarchical data with link attributes in a relational database'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2018Patents assigned to ORACLE INT CORP (58)· patent assignee history
2005–2018Based in Palo Alto, CA, US· patent location history
2011–2018Patents assigned to CHANDRASEKAR SIVASANKARAN (26)· patent assignee history
2011–2018Patents assigned to AGARWAL NIPUN (24)· patent assignee history
2011–2017Patents assigned to IDICULA SAM (12)· patent assignee history
2011–2018Patents assigned to MURTHY RAVI (11)· patent assignee history
2011–2017Based in Menlo Park, CA, US· patent location history
2018Based in Fremont, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ORACLE INT CORP582005–2018
CHANDRASEKAR SIVASANKARANself262011–2018
AGARWAL NIPUN242011–2018
IDICULA SAM122011–2017
MURTHY RAVI112011–2018
Locations
LocationPatentsSpan
Palo Alto, California, US452005–2018
Menlo Park, California, US142011–2017
Fremont, California, US12018