Modern Database Management
13th Edition
ISBN: 9780134792293
Author: Hoffer
Publisher: PEARSON
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Chapter 10, Problem 10.27PAE
Consider the customer table created in Figure 10-24 and populated with data as shown in Figure 10-27 Write the Hive script that will display the age-groups that exist in the data set and their average incomes.
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Samples of 42 college students are considered for study and were categorized according to year level. The data set is
FreshmenFreshmenFreshmenSophomoreJuniorFreshmenSenior
SophomoreSeniorSeniorFreshmenSeniorSophomoreSophomore
JuniorSophomoreFreshmenFreshmenSophomoreSophomoreFreshmen
SeniorSophomoreSophomoreFreshmenFreshmenJuniorJunior
SophomoreJuniorSophomoreJuniorJuniorJuniorFreshmen
FreshmenSeniorJuniorFreshmenFreshmenFreshmenSophomore
Solution:ClassTallyFrequency (f)Percentage (%)
Total
Consider the scores of 50 Grade 7 students in Math.2939263520
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4031193220
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2026373119
ScoresfPercentage
40
39
37
36
35
33
32
31
29
28
26
25
22
20
19
Total
Solution:
The Driver Relationship team wants to ensure that the all driving license IDs in the active drivers table have the length of 7. Alter the ACTIVE_DRIVERS table created in Chapter 8, Activity 1 to check the length of the DRIVER_DRIVING_LICENSE_ID.
4 and 5
Chapter 10 Solutions
Modern Database Management
Ch. 10 - Prob. 10.1RQCh. 10 - Prob. 10.2RQCh. 10 - Prob. 10.3RQCh. 10 - Prob. 10.4RQCh. 10 - Prob. 10.5RQCh. 10 - What are the two main categories of technologies...Ch. 10 - Prob. 10.7RQCh. 10 - Prob. 10.8RQCh. 10 - Prob. 10.9RQCh. 10 - Prob. 10.10RQ
Ch. 10 - Prob. 10.11RQCh. 10 - Prob. 10.12RQCh. 10 - Prob. 10.13RQCh. 10 - Prob. 10.14RQCh. 10 - Prob. 10.15RQCh. 10 - Prob. 10.16RQCh. 10 - Prob. 10.17RQCh. 10 - Prob. 10.18PAECh. 10 - Prob. 10.19PAECh. 10 - Prob. 10.20PAECh. 10 - Prob. 10.21PAECh. 10 - Prob. 10.22PAECh. 10 - Prob. 10.23PAECh. 10 - Prob. 10.24PAECh. 10 - Prob. 10.25PAECh. 10 - Prob. 10.26PAECh. 10 - Consider the customer table created in Figure...
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- The InstantRide Driver Relationship team wants to analyze the travel information of the low rated drivers. You will need to provide them with all the travel information of the drivers with the average rating lower than 4. The team wants to get in touch with the travelers and analyze their feedback. You need to run SELECT query and return all travel data from TRAVELS table filtered by the drivers who has lower rating than 4 in the DRIVERS table.arrow_forwardPLZ help with the following: Using oracle sql developer Translate your ER diagram into the form of SQL DDLs. Choose appropriatedata types for each attribute and include primary key and foreign key constraints, Check and NotNull constraints. Create tables using oralce developperarrow_forwardTask 5: ' The Driver Relationship team realized that there is no need for DRIVER_DRIVING_LICENSE_CHECKED field in the active drivers table. Since all the drivers are already active in InstantRide, their driving licenses should be checked regularly. The team wanted you to remove the field from the table. ANSWER IN MYSQL PLEASEarrow_forward
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