Assuring data quality should be one of the most important goals for IT professionals. This is truer today than it has ever been as organizations rely on data to power their AI and machine learning ...

The way data is actually stored in a database and managed by a DBMS is defined by a database model. Essentially, there are three types of database models: Relational, Hierarchical and Network.

Wide-column databases are another schema-free NoSQL DBMS that can store very large numbers of columns of data, without a preschema. Column names and keys can be defined throughout the database.

Oracle claims high performance for all of its converged data types, even compared against databases specialized for JSON documents or graphs. The hard benchmark numbers for Oracle Database 21c are ...

Most projects benefit from having a data model. Read this article for an overview of the most common types.