Oracle Database 21c is the result of four decades of development. Oracle Database was the first commercial SQL-based relational database (1979), implemented based on a published IBM specification.

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 ...

Relational database management systems (RDBMS) rely on an optimizer (or relational optimizer) that transforms SQL statements into executable code. Before any SQL statement can be run by the RDBMS, the ...

Many existing RDBMS products support many of these features. Generally speaking, NewSQL database systems are designed to combat the onslaught of NoSQL using relational technology.

NoSQL is a response to the dramatic growth of unstructured data within the enterprise, and promises to be the biggest challenge to the established relational database management system (RDBMS ...

Migrating from an RDBMS to NoSQL can improve scalability and flexibility. Explore top NoSQL databases and best practices for migrating data.

Traditional RDBMS technology is incapable of handling the demands of unstructured, big data. BI pros are now going beyond RDBMS and exploring new options.

Couchbase today announced an upgrade of its flagship NoSQL database system designed to help enterprises with extensive SQL experience and talent move to the NoSQL world.