Results 21 to 30 of about 1,019 (162)

Accelerating XPath evaluation in any RDBMS [PDF]

open access: yesACM Transactions on Database Systems, 2004
This article is a proposal for a database index structure, the XPath accelerator , that has been specifically designed to support the evaluation of XPath path expressions. As such, the index is capable to support all XPath axes (including ancestor, following, preceding-sibling, descendant-or ...
Grust, Torsten   +2 more
openaire   +3 more sources

Incrementally maintaining classification using an RDBMS [PDF]

open access: yesProceedings of the VLDB Endowment, 2011
The proliferation of imprecise data has motivated both researchers and the database industry to push statistical techniques into relational database management systems (RDBMSes). We study strategies to maintain model-based views for a popular statistical technique, classification , inside an RDBMS in the presence of
Koc, Mehmet Levent, Ré, Christopher
openaire   +2 more sources

Performance Comparison of NOSQL Database Cassandra and SQL Server for Large Databases

open access: yesJISR on Computing, 2016
The performance comparison of NoSQL database and a Relational Database Management Systems has been done to identify which database responds faster to specific types of requests and suitability of these databases for different scenarios.
Khalid Mahmood
doaj   +1 more source

In defense of extreme database-centric architecture

open access: yesMemoria Investigaciones en Ingeniería, 2023
A famous aphorism in computer science goes: "All problems in computer science can be solved by another level of indirection", often expanded by the humorous clause "except for the problem of too many levels of indirection".
Alfonso Vicente
doaj  

The Demographic Database — History of Technical and Methodological Achievements

open access: yesHistorical Life Course Studies, 2023
The Demographic Data Base (DDB) at the Centre for Demographic and Ageing Research (CEDAR) at Umeå University has since the 1970s been building longitudinal population databases and disseminating data for research.
Pär Vikström   +3 more
doaj   +1 more source

Matrix Profile-Based Approach to Industrial Sensor Data Analysis Inside RDBMS

open access: yesMathematics, 2021
Currently, big sensor data arise in a wide spectrum of Industry 4.0, Internet of Things, and Smart City applications. In such subject domains, sensors tend to have a high frequency and produce massive time series in a relatively short time interval.
Mikhail Zymbler, Elena Ivanova
doaj   +1 more source

Design and Development of a Relational Database Management System (RDBMS) with Open Source Tools for the Processing of Data Monitored in a Set of Photovoltaic (PV) Plants

open access: yesApplied Sciences, 2023
The objective of this work has been to implement an orderly, accessible, fast and space-saving storage system that allows the transfer to a Relational Database Management System (RDBMS) of all the data corresponding to the monitoring of a set of ...
David Trillo-Montero   +4 more
doaj   +1 more source

Digital Technologies: Description, Classification, and Links to Circular Economy

open access: yesBusiness Strategy and the Environment, Volume 34, Issue 6, Page 6612-6639, September 2025.
ABSTRACT Digital technologies (DTs) and circular economy (CE) are currently two topics that are expected to contribute significantly to sustainable development, and digitization is generally considered a key enabler of CE. However, most studies only cover the most known Industry 4.0 technologies, and very limited research detailing how DTs can support ...
Laura Piedra‐Muñoz   +3 more
wiley   +1 more source

UPCaD: A Methodology of Integration Between Ontology-Based Context-Awareness Modeling and Relational Domain Data

open access: yesInformation, 2018
Context-awareness is a key feature for ubiquitous computing scenarios applications. Currently, technologies and methodologies have been proposed for the integration of context-awareness concepts in intelligent information systems to adapt them to the ...
Vinícius Maran   +4 more
doaj   +1 more source

Panacea: An Automatic Data Migration Framework for Constructing Internet‐Scale Open Data Lakes

open access: yesSoftware: Practice and Experience, Volume 55, Issue 6, Page 1106-1126, June 2025.
ABSTRACT Background With the recent growth in data‐driven research and development, the need to build integrated data lakes targeting Internet‐scale open data is rapidly increasing. In this study, we investigate the limitations of open data management and Internet‐scale migration to construct an integrated data lake, deriving related problems.
Dasol Kim   +3 more
wiley   +1 more source

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