Sciweavers

861 search results - page 29 / 173
» Relational Completeness of Query Languages for Annotated Dat...
Sort
View
CORR
2011
Springer
185views Education» more  CORR 2011»
13 years 2 months ago
Sound and Complete Query Answering in Intensional P2P Data Integration
Contemporary use of the term ’intension’ derives from the traditional logical doctrine that an idea has both an extension and an intension. In this paper we introduce an intens...
Zoran Majkic
SEMCO
2009
IEEE
14 years 2 months ago
An Algebraic Language for Semantic Data Integration on the Hidden Web
Semantic integration in the hidden Web is an emerging area of research where traditional assumptions do not always hold. Frequent changes, conflicts and the sheer size of the hid...
Shazzad Hosain, Hasan M. Jamil
ICDE
2010
IEEE
236views Database» more  ICDE 2010»
14 years 4 months ago
Explaining Structured Queries in Natural Language
— Many applications offer a form-based environment for na¨ıve users for accessing databases without being familiar with the database schema or a structured query language. User...
Alkis Simitsis, Georgia Koutrika, Yannis E. Ioanni...
OODBS
2000
147views Database» more  OODBS 2000»
13 years 11 months ago
Towards a Unified Query-by-Example (UQBE): UML as a Basis for a Generic Graphical Query Language
A generic graphical query language for ODMG-compliant object databases is proposed, based on the ideas of Query-By-Example, and using UML-like diagrams as schema notation. Ease of ...
Miguel Ángel Sicilia Urbán, Elena Ga...
KBSE
2008
IEEE
14 years 1 months ago
Query-Aware Test Generation Using a Relational Constraint Solver
We present a novel approach for black-box testing of database management systems (DBMS) using the Alloy tool-set. Given a database schema and an SQL query as inputs, our approach ...
Shadi Abdul Khalek, Bassem Elkarablieh, Yai O. Lal...