The requirements for a logical and physical database vary by size and design parameters. A logical database must be able to access and identify all files within the storage system to operate ...

Description: Fundamentals for the logical design of database systems. The entity-relationship model, semantic model, relational model, hierarchical model, network model. Implementations of the models.

Database administration remains an important skill as organizations continue to store and access much of their data using a database management system. But what it means to be a DBA has changed over ...

But quite a few of you likely do not, so please do not skip over this. First of all, what is a database? DB2 is not a database; neither are Informix, Oracle and SQL Server. Each of these is a DBMS, or ...