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SET concept is used in which type of modelling? SET concept is used in Network Model.
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
what is definition hierarchical data model
Draw an ER diagram that shows the organization of a simple student database. The database captures the information about letter grades obtained by university students who enrolled
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
Need For Distributed Database Systems A distributed database is a set of database kept on multiple computers that appears to applications as a one database. As a result, an app
Order by clause By using this rows can be sorted It is used in the last portion of select statement By default it gets ascending order DESC: is used
Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
for the following business rules . Identify all entities, attributes, relationships, primary keys, cardinalities and constraints where appropriate 3. (9) An art museum owns a larg
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