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how oracle can be used
How external/conceptual mapping and conceptual /internal mapping is performed
What is a heterogeneous distributed database? In a heterogeneous distributed database, dissimilar sites may use different schemas, and dissimilar dbms s/w. The sites may not be
What is the need for triggers? Triggers are useful mechanisms for alerting humans or for starting particular tasks automatically when particular conditions are met.
Different stages of DDLC ?
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
What is Foreign Key Foreign Key: Sometimes we may have to work with an attribute that does not have a primary key of its own. To recognize its rows, we have to use the primar
What is MySQL? MySQL is a relational database management system which has eleven million installations. It can be used for both Linux and Window. Managing database includes add
Explain how you can define an object model of a system. A list of terms that shall be used by end users to describe state and behaviour of objects in system. Different use
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