Problems are based on the following query: SELECT CUS_CODE, MAX(LINE_UNITS*LINE_PRICE) FROM CUSTOMER NATURAL JOIN INVOICE NATURAL JOIN LINE WHERE CUS_AREACODE = '615' GROUP BY CUS_CODE; Assuming that you generate 15,000 invoices per month, what recommendation would you give the designer about the use of derived attributes?
Problems are based on the following query: SELECT CUS_CODE, MAX(LINE_UNITS*LINE_PRICE) FROM CUSTOMER NATURAL JOIN INVOICE NATURAL JOIN LINE WHERE CUS_AREACODE = '615' GROUP BY CUS_CODE; Assuming that you generate 15,000 invoices per month, what recommendation would you give the designer about the use of derived attributes?
Database Systems: Design, Implementation, & Management
12th Edition
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter11: Database Performance Tuning And Query Optimization
Section: Chapter Questions
Problem 30P: Problems 2932 are based on the following query: SELECT CUS_CODE, MAX(LINE_UNITSLINE_PRICE) FROM...
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Problems are based on the following query:
SELECT CUS_CODE, MAX(LINE_UNITS*LINE_PRICE)
FROM CUSTOMER NATURAL JOIN INVOICE NATURAL JOIN LINE
WHERE CUS_AREACODE = '615'
GROUP BY CUS_CODE;
Assuming that you generate 15,000 invoices per month, what recommendation would you give the designer about the use of derived attributes?
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