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Storing data in the cloud poses a number of privacy issues. A way to handle them is supporting data replication and distribution on the cloud via a local, centrally synchronized storage. In this paper we propose to use an in-memory RDBMS…

Cryptography and Security · Computer Science 2011-09-19 Francesco Pagano , Davide Pagano

Variability inherently exists in databases in various contexts which creates database variants. For example, variants of a database could have different schemas/content (database evolution problem), variants of a database could root from…

Databases · Computer Science 2019-11-27 Parisa Ataei , Qiaoran Li , Eric Walkingshaw , Arash Termehchy

Database migration is a key task in software modernization, increasingly involving transformations across heterogeneous data models such as relational and NoSQL systems. Existing approaches are typically designed for specific source-target…

Databases · Computer Science 2026-04-27 María J. Ortín , José R. Hoyos , Jesus García-Molina

Many sorts of structured data are commonly stored in a multi-relational format of interrelated tables. Under this relational model, exploratory data analysis can be done by using relational queries. As an example, in the Internet Movie…

Databases · Computer Science 2009-07-01 Markus Ojala , Gemma C. Garriga , Aristides Gionis , Heikki Mannila

We show that database schema validation and update processing problems such as view updating, materialized view maintenance, integrity constraint checking, integrity constraint maintenance or condition monitoring can be classified as…

Databases · Computer Science 2007-05-23 Ernest Teniente , Toni Urpi

Existing differentially private (DP) synthetic data generation mechanisms typically assume a single-source table. In practice, data is often distributed across multiple tables with relationships across tables. In this paper, we introduce…

Machine Learning · Computer Science 2025-01-22 Kaveh Alimohammadi , Hao Wang , Ojas Gulati , Akash Srivastava , Navid Azizan

Baseline is a platform for richly structured data supporting change in multiple dimensions: mutation over time, collaboration across space, and evolution through design changes. It is built upon Operational Differencing, a new technique for…

Databases · Computer Science 2025-12-11 Jonathan Edwards , Tomas Petricek

Relational databases are valuable resources for learning novel and interesting relations and concepts. In order to constraint the search through the large space of candidate definitions, users must tune the algorithm by specifying a…

Databases · Computer Science 2020-04-08 Jose Picado , Arash Termehchy , Sudhanshu Pathak , Alan Fern , Praveen Ilango , Yunqiao Cai

ATLAS event data processing requires access to non-event data (detector conditions, calibrations, etc.) stored in relational databases. The database-resident data are crucial for the event data reconstruction processing steps and often…

Instrumentation and Detectors · Physics 2019-08-13 A. Vaniachine

Relation Extraction (RE) is a foundational task of natural language processing. RE seeks to transform raw, unstructured text into structured knowledge by identifying relational information between entity pairs found in text. RE has numerous…

Computation and Language · Computer Science 2022-07-19 William Hogan

Graph databases have become essential tools for managing complex and interconnected data, which is common in areas like social networks, bioinformatics, and recommendation systems. Unlike traditional relational databases, graph databases…

Databases · Computer Science 2026-02-24 Miguel E. Coimbra , Lucie Svitáková , Domagoj Vrgoč , Alexandre P. Francisco , Luís Veiga

Synthetic data generation has recently gained widespread attention as a more reliable alternative to traditional data anonymization. The involved methods are originally developed for image synthesis. Hence, their application to the…

Most of data on the Web are still stored in relational databases. Therefore, it is more important to make the correspondence between relational databases (RDB) and ontologies for storing the Web data. In this paper, we present an new…

Databases · Computer Science 2021-10-01 Noreddine Gherabi , Khaoula Addakiri , Mohamed Bahaj

Differential privacy is a modern approach in privacy-preserving data analysis to control the amount of information that can be inferred about an individual by querying a database. The most common techniques are based on the introduction of…

Cryptography and Security · Computer Science 2012-07-05 Catuscia Palamidessi , Marco Stronati

De-anonymizing user identities by matching various forms of user data available on the internet raises privacy concerns. A fundamental understanding of the privacy leakage in such scenarios requires a careful study of conditions under which…

Information Theory · Computer Science 2021-05-21 Serhat Bakirtas , Elza Erkip

We propose a data-dependent denoising procedure to restore noisy images. Different from existing denoising algorithms which search for patches from either the noisy image or a generic database, the new algorithm finds patches from a…

Computer Vision and Pattern Recognition · Computer Science 2015-06-22 Enming Luo , Stanley H. Chan , Truong Q. Nguyen

Interoperability of potentially heterogeneous databases has been an ongoing research issue for a number of years in the database community. With the trend towards globalization of data location and data access and the consequent requirement…

Instrumentation and Detectors · Physics 2007-05-23 J. -M. Le Goff , H. Stockinger , I. Willers , R. McClatchey , Z. Kovacs , P. Martin , N. Bhatti , W. Hassan

Outsourcing a relational database to the cloud offers several benefits, including scalability, availability, and cost-effectiveness. However, there are concerns about the security and confidentiality of the outsourced data. A general…

Cryptography and Security · Computer Science 2023-12-20 Johannes Koppenwallner , Erich Schikuta

In modern computing, RDBMS are great to store different types of data. To a developer, one of the major objectives is to provide a very low cost and easy to use solution to an existing problem. While commercial databases are more easy to…

Databases · Computer Science 2015-03-19 Kisor Ray , Sourav Bag , Saumen Sarkar

A traditional database systems is organized around a single data model that determines how data can be organized, stored and manipulated. But the vision of this paper is to develop new principles and techniques to manage multiple data…

Databases · Computer Science 2016-12-26 Jiaheng Lu , Zhen Hua Liu , Pengfei Xu , Chao Zhang