Suppose you created a file for each relation in your answer to Problem and Exercise 9-45. If
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Suppose you created a file for each relation in your answer to Problem and Exercise 9-45. If the following queries represented the complete set of accesses to this database, suggest and justify what primary and secondary key indexes you would build.
a. For each PART in Item_Number order list in Vendor_ID, sequence all the vendors and their associated prices for that part.
b. List all PART RECEIPTs, including related PART fields for all the parts received on a particular day.
c. For a particular VENDOR, list all the PARTs, and their associated prices, that VENDOR can supply.
Problem and Exercise 9-45
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Related Book For
Modern Systems Analysis And Design
ISBN: 9780134204925
8th Edition
Authors: Joseph Valacich, Joey George
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