17 search results - page 2 / 4 » Supporting Time-Constrained SQL Queries in Oracle |
VLDB
2002
ACM
13 years 5 months ago
2002
ACM
Complex database queries require the use of memory-intensive operators like sort and hashjoin. Those operators need memory, also referred to as SQL memory, to process their input ...
VLDB
2000
ACM
13 years 9 months ago
2000
ACM
Primary B+ -tree, a variant of B+ -tree structure with row data in leaf blocks, is an ideal storage organization for queries involving exact match and/or range search on primary k...
WWW
2003
ACM
14 years 6 months ago
2003
ACM
XML Schema has emerged as a promising data model that unites structured and unstructured content. The Oracle database has led the commercial database community in integrating supp...
VLDB
2004
ACM
13 years 10 months ago
2004
ACM
Ontologies are increasingly being used to build applications that utilize domain-specific knowledge. This paper addresses the problem of supporting ontology-based semantic matchin...
ICDE
2006
IEEE
13 years 11 months ago
2006
IEEE
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...