Using Table 11.4 as an example, create two alternative access plans. Use the following assumptions: a. There
Question:
a. There are 8,000 employees.
b. There are 4,150 female employees.
c. There are 370 employees in area code 615.
d. There are 190 female employees in area code 615.
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Plan Step Operation IO Operations IO Cost Resulting Set Rows Total IO Cost A A1 Full tab...View the full answer
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Related Book For
Database Systems Design Implementation and Management
ISBN: 978-1285196145
11th edition
Authors: Carlos Coronel, Steven Morris
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