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Which model is record based logical model?
Network Modelis basically known as record based logical model.
DROP TABLE Command: When an existing object is not needed for further use, it is always better to eliminate it from the database. To remove the existing object from the databas
Discuss the count function? The COUNT function used returns the number of tuples or values fixed in a query. The count function comprises two types of syntax: (1) COUNT (*)
What is E-R model? This data model is based on real world that having of basic objects called entities and of relationship between these objects. Entities are explained in a da
At its most essential level the DBMS architecture can be divide into two parts: the back end and the front end. The back end is responsible for managing the physical database an
State the functional approach of object oriented methods Moving from a functional approach to an object oriented one needs a translation of functional model elements into objec
Attributes and its types explain?
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
what is bogus empowerment. And what is genuine empowerment
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
What is the use of with clause in SQL? The with clause gives a way of defining a temporary view whose explanation is available only to the query in which the with clause occurs
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