what is e-r modelthis data model is based on real
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 database by a set of attributes.
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q dietary fibre requirement during diabetesdietary fibre is that part of food which is not digested by the intestines high fibre meals have shown to
what is system r what are its two major subsystemssystem r was intended and developed over a period of 1974-79 at ibm san jose research center it is
what is data independence data independence means that the application is independent of the storage structure and access method of data in other
what is a view how it is related to data independencea view might be thought of as a virtual table that is a table that does not really exist in its
what is e-r modelthis data model is based on real world that having of basic objects called entities and of relationship between these objects
what is object oriented model this model is based on collection of objects an object has values stored in instance variables with in the object an
what is data storagethe storage structures and access methods used by database system are specified by a set of explanation in a special type of ddl
what is dml data manipulation languagethis language that enable user to access or manipulate data as organised by appropriate data modelprocedural
q vitamins and minerals requirement in diabetesthe recommendation of vitamins and minerals is the same as for general population however lower
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