A fundamental skill for DBAs is to have a firm understanding of the SQL Server database engine's system databases. Tim Chapman discusses these system databases. A fundamental skill for DBAs is to have ...

Pluggable databases, which will allow multiple databases to run under one copy, will offer new advantages in efficiency, Oracle executives argued at OpenWorld Oracle CEO Larry Ellison revealed last ...

Key-value, document-oriented, column family, graph, relational… Today we seem to have as many kinds of databases as there are kinds of data. While this may make choosing a database harder, it makes ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Multiversion concurrency control (MVCC) is a database optimization technique. MVCC creates ...