Inside a relational database management system, the princi­pal persisted data structure is considered a logical relation. Operations performed against that data within the RDBMS result in a logical ...

Databases are used in many different settings, for different purposes. For example, libraries use databases to keep track of which books are available and which are out on loan. Schools may use ...

PostgreSQL is powerful and widely compatible, supporting the complete SQL standard, including transactions, foreign keys, ...

In a world of fancy apps and cloud computing, relational data managers are a little more down to earth but no less necessary a business tool. In a world that is all about new apps and cloud computing, ...

Get an overview of JDBC's architecture, then learn how to connect to a database and handle SQL queries and responses with PreparedStatements, transactions, connection pooling, and more. JDBC (Java ...

There is an old quote attributed to various origins that says, “When I hear the word ‘culture,’ I reach for my gun.” The saying expresses frustration at a term, in this case “culture” being used, ...

A next-generation graph-relational database (DB) system has been developed in South Korea. If this system is applied in ...