The heart of any relational database management system is the system catalog that documents the database objects and system settings being used. The system catalog offers a wealth of information about ...

A database that maintains a set of separate, related files (tables), but combines data elements from the files for queries and reports when required. The concept was developed in 1970 by Edgar Codd, ...

Amazon Web Services (AWS) launched PostgreSQL on Amazon RDS, showing the strength of the open-source database and its market maturity. CTO Werner Vogels said onstage at the AWS re:Invent conference ...

db4o is an open-source, object-oriented database from db4objects. It is embeddable, in the sense that the entire db4o engine is supplied as a single library that links into your application. Versions ...

I urge our readers to have a look at the “Vietnam of Computer Science” by Ted Neward, which compares the quagmire of the Vietnam War to the current quagmire that results from our attempts to blend ...

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Here's how you can use SQL Server's OpenJson function to dismantle JSON structures into relational tables targeting either transactional systems or data warehouses. JSON is great for moving data ...

The distributed version of the open source, object-relational database system is available as an add-on, dubbed EDB Extreme High Availability, for EDB Enterprise and Standard plans, the company said.

The Linux Foundation on Monday welcomed Microsoft's DocumentDB into its stable of open source projects, waving the document database's permissive MIT license as if it were an "Open for Business" sign.