relational database in accordance with a series of so- called normal forms in order to reduce data redundancy and improve data integrity. It was first proposed by Edgar F. Codd as an integral …

Where does the relational data model fit? Maintains the files of the client machines.

• A database is a persistent, logically coherent collection of inherently meaningful data, relevant to some aspects of the real world. The portion of the real world relevant to the database is …

Sep 10, 2010 · What is a database? A database is a collection of structured data. A database captures an abstract representation of the domain of an application. This class is about …

Database is a collection of data that has implicit meaning. Data consists of Known facts that can be recorded and have an implicit meaning. This is the basic building block of a database. A …

Transaction: An Execution of a DB Program Key concept is transaction, which is an atomic sequence of database actions (reads/writes). Each transaction, executed completely, must …

Database is a (typically very large) integrated collection of interrelated data which are stored in a persistent format ( les). Data describe information and activities about one or more related …