43 search results - page 4 / 9 » Schema design for XML repositories: complexity and tractabil... |
ER
2005
Springer
13 years 10 months ago
2005
Springer
Query rewriting is a fundamental task in query optimization and data integration. With the advent of the web, there has been renewed interest in data integration, where data is dis...
SIGMOD
2009
ACM
14 years 5 months ago
2009
ACM
Whether beloved or despised, XML Schema is momentarily the only industrially accepted schema language for XML and is unlikely to become obsolete any time soon. Nevertheless, many ...
AMW
2010
13 years 6 months ago
2010
Abstract. A large volume of data with complex structures is currently represented in GML (Geography Markup Language) for storing and exchanging geographic information. As the size ...
ICDE
2011
IEEE
12 years 9 months ago
2011
IEEE
— Real-world databases often have extremely complex schemas. With thousands of entity types and relationships, each with a hundred or so attributes, it is extremely difficult fo...
SAC
2004
ACM
13 years 10 months ago
2004
ACM
XML data can be stored in different databases including ObjectRelational Database (ORDB). Using ORDB, we get the benefit of the relational maturity and the richness of OO modeling...