Query optimization by specifying path-based predicate evaluation in a path-based query operator

N Zhang, S Idicula, B Sthanikam, N Agarwal - US Patent 8,161,035, 2012 - Google Patents
7,840,547 B1* 1 1/2010 Tucker et al.................. 707/7O6 operator Subsumes the work of a
second path-based query 7,870,124 B2 1/2011 Liu et al. operator, resulting in the …

Efficient evaluation of queries using translation

ZH Liu, M Krishnaprasad, A Manikutty, J Warner… - US Patent …, 2009 - Google Patents
Techniques are provided for processing a query including receiving the query, where the
query specifies certain operations; determining that the query includes a first portion in a first …

Efficient query processing of XML data using XML index

A Thusoo, R Murthy, S Chandrasekar… - US Patent …, 2008 - Google Patents
(57) ABSTRACT A method and apparatus is provided for translating queries, such as path
expressions and SQL/XML constructs, into SQL 51) Int. Cl.(51) o I 7/30(2006.01) statements …

System and Method For Integrating Heterogeneous Biomedical Information

X Zhou, D Comaniciu, A Gupta, Z Tu… - US Patent App. 11 …, 2007 - Google Patents
(57) ABSTRACT A system and method for using heterogeneous data from multiple
healthcare information Sources in a medical deci sion Support system is disclosed. Each …

Method and/or system for simplifying tree expressions, such as for pattern matching

JJ Letourneau - US Patent 10,733,234, 2020 - Google Patents
US10733234B2 - Method and/or system for simplifying tree expressions, such as for pattern
matching - Google Patents US10733234B2 - Method and/or system for simplifying tree …

Streaming XPath algorithm for XPath expressions with predicates

M Cai, J Cu, FL Lin, G Zhang, Q Zou - US Patent App. 11/356,366, 2007 - Google Patents
(57) ABSTRACT A method and system for evaluating a path query are disclosed. The path
query corresponds to a query tree including a plurality of query nodes. At least one query …

Techniques of using a relational caching framework for efficiently handling XML queries in the mid-tier data caching

ZH Liu, M Krishnaprasad - US Patent 7,499,909, 2009 - Google Patents
A method and apparatus for processing queries is provided. A query is received at a mid-tier
node of a multi-tier system. The mid-tier node includes a mid-tier cache that is configured to …

Between matching

A Balmin, S Goswami - US Patent 8,086,597, 2011 - Google Patents
(57) ABSTRACT A query of at least one mark-up language document has a path expression
comprising a conjunction, a first filter and a sec ond filter. The first filter has a first probe. The …

Processing queries against one or more markup language sources

ZH Liu, M Krishnaprasad, A Manikutty, J Warner… - US Patent …, 2010 - Google Patents
Techniques are provided for processing a query, including receiving the query, where the
query specifies certain operations to be performed, including (a) a first set of one or more …

Efficient extraction of XML content stored in a LOB

S Chandrasekar, A Thusoo, R Murthy… - US Patent …, 2008 - Google Patents
(60) Provisional application No. 60/587,698, filed on Jul. used to identify a location in which
XML fragment data 13, 2004, provisional application No. 60/580,445, corresponding to the …