Maurice Tutor

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Teaching Since: May 2017
Last Sign in: 398 Weeks Ago, 3 Days Ago
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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 14 Sep 2017 My Price 8.00

appropriate primary keys

consider the bank database of figure 2.15.

 

consider the bank database of figure 2


what are the appropriate primary keys?
given your choice of primary keys, identify appropriate foreign keys.
describe the differences in meaning between the terms relation and relation schema.
consider the bank database of figure 2.15. give an expression in the relational algebra for each of the following queries find all loan numbers with a loan value greater than $10,000
find the names of all depositors who have an account with a value greater than $ 6,000
find the names of all depositors who have an account with a value greater than $ 6,000 at the "Uptown" branch.
List reasons why null values might be introduced into the database.

Answers

Maurice Tutor
(5)
Status NEW Posted 14 Sep 2017 07:09 PM My Price 8.00

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