Abstract: Organisations are flooded with enormous amounts of data from many sources in the big data era. Effective query processing strategies are crucial for deriving significant insights and guiding ...

Abstract: In this paper, we consider the problem of answering count queries for genomic data subject to perfect privacy constraints. Count queries are often used in applications that collect aggregate ...

A graduate in Edinburgh has drawn thousands of users to a website he built while searching for work, after turning SQL practice into a set of detective cases instead of conventional tutorials.

The query optimizer is a crucial component in a relational database system and is responsible for finding a good execution plan for a SQL query. For cloud database service providers, the importance of ...

Welcome to the Rails 8 security tutorials! Rails 8 was released in November 2024 and includes several security improvements. These tutorials are organized according to the OWASP Top 10 2025 framework.