In this paper, the authors describe a custom relational algebra query software environment that enables database instructors to teach relational algebra programming. Instead of defining query ...

A question asked about data contained in two or more tables in a relational database. The relational query must specify the tables required and what the condition is that links them; for example ...

Graph database provider TigerGraph Inc. today announced version 3.0 of its namesake engine, saying it incorporates significant ease-of-use enhancements. Graph databases are a type of NoSQL ...

You can continue to use Access with other relational databases using pass-through queries and linked tables; you just can’t use an ADP to link to Oracle or DB2, for instance.

Graph database query languages are growing, along with graph databases. They let developers ask complex questions and find relationships.

If the history of relational databases is any indication, what is going on in graph databases right now may be history in the making.

Learn about and revise the topics of relational databases and structured query language (SQL) with this BBC Bitesize GCSE Computer Science AQA study guide.

Reduce operational burden through a standard-based, open-source API layer Unlock data federation by querying multiple relational and NoSQL databases Work on-premises, hybrid cloud or multi-cloud ...

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 ...