Routine queries to a relational database often require data from more than one file. For example, to obtain the names of customers who purchased a particular product, data must be extracted from ...

For example, if a transaction results in an indirect change of control of the MBR seller, that company will need to report the new ultimate upstream affiliate in the relational database.

Relational optimization has saved countless hours of work and, as long as we use it properly and code our applications with knowledge of what optimization can do, the RDBMS can be used for a wide ...