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 ...

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

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 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 ...

Relational databases and the software that access them can be invaluable tools to businesses. Popular relational database management systems include Microsoft SQL Server, Oracle Database, as well ...

Model, store and query complex customer data So does it make sense for CIOs to use both relational databases and graph databases? Or should they standardize across the enterprise on one or the other?

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

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