an instance of relational schema r a b c has
An instance of relational schema R (A, B, C) has distinct values of A including NULL values. then A is a candidate key or not?
If relational schema R (A, B, C) has distinct values of A including NULL values A is not a candidate key.
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what does the term convergence mean with respect to e-commerceconvergence with respect to e-commerce the ability to leverage and integrate the
in e-r diagram how derived attribute are represented in e-r diagram by dashed ellipse derived attribute are
three dissimilar types of convergences are1 the convergence of e-commerce and wireless technology 2 the convergence of e-commerce and ip
explain how eurocurrency is createdanswer the center of the international money market is the eurocurrency market a eurocurrency is a time deposit of
an instance of relational schema r a b c has distinct values of a including null values then a is a candidate key or notif relational schema r a b c
what are the server specific middle waresserver specific middle wares their role in e-commerce additional features needed by e-commerce
consider the join of a relation r with relation s if r has m tuples and s has n tuples then the maximum size of join isif r has m tuples and s has n
describe the differences between foreign bonds and eurobonds also discuss why eurobonds make up the lions share of the international bond
what are the components of i-way infrastructurethere are three mechanism of the i-way infrastructure consumer access equipment local on-ramps
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