📄 que_032.htm
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<b>QUESTION 032
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<p>Examine the structure of the EMPLOYEES, DEPARTMENTS, and LOCATIONS tables. </p><table border="1" bordercolor="gray">
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<p><b>EMPLOYEES </b></p>
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<p><b>EMPLOYEE_ID NUMBER NOT NULL, Primary Key </b></p>
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<p><b>EMP_NAME VARCHAR2 (30) </b></p>
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<p><b>JOB_ID VARCHAR2 (20) </b></p>
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<p><b>SALARY NUMBER </b></p>
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<p><b>MGR_ID NUMBER References EMPLOYEE_ID column </b></p>
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<p><b>DEPARTMENT_ID NUMBER Foreign key to DEPARTMENT_ID column of the DEPARTMENTS table </b></p>
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<p><b>DEPARTMENTS </b></p>
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<p><b>DEPARTMENT_ID NUMBER NOT NULL, Primary Key </b></p>
</td>
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<p><b>DEPARTMENT_NAME VARCHAR2(30) </b></p>
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<p><b>MGR_ID NUMBER References NGR_ID column of the EMPLOYEES table </b></p>
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<p><b>LOCATION_ID NUMBER Foreign key to LOCATION_ID column of the LOCATIONS table </b></p>
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</table><BR>
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<p><b>LOCATIONS </b></p>
</td>
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<td align="left" bgcolor="white">
<p><b>LOCATION_ID NUMBER NOT NULL, Primary Key </b></p>
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<p><b>CITY VARCHAR2 (30) </b></p>
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<p><br>Which two SQL statements produce the name, department name, and the city of all the employees who earn more then 10000? (Choose two) </p><table border="1" bordercolor="gray" width="665">
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<p><b><input type="checkbox" name="AN" value="A"> A.</b></p>
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<p> SELECT emp_name, department_name, city <br>
FROM employees e <br>
JOIN departments d <br>
USING (department_id) <br>
JOIN locations 1 <br>
USING (location_id) <br>
WHERE salary > 10000;
</p>
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<p><b><input type="checkbox" name="AN" value="B"> B.</b></p>
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<p> SELECT emp_name, department_name, city <br>
FROM employees e, departments d, locations 1 <br>
JOIN ON (e.department_id = d.department_id) <br>
AND (d.location_id =1.location_id) <br>
AND salary > 10000;
</p>
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<p><b><input type="checkbox" name="AN" value="C"> C.</b></p>
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<p> SELECT emp_name, department_name, city <br>
FROM employees e, departments d, locations 1 <br>
WHERE salary > 10000;
</p>
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</tr>
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<td align="center" width="89">
<p><b><input type="checkbox" name="AN" value="D"> D.</b></p>
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<td align="left" width="566">
<p> SELECT emp_name, department_name, city <br>
FROM employees e, departments d, locations 1 <br>
WHERE e.department_id = d.department_id <br>
AND d.location_id = 1.location_id <br>
AND salary > 10000;
</p>
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<td align="center" width="89">
<p><b><input type="checkbox" name="AN" value="E"> E.</b></p>
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<p> SELECT emp_name, department_name, city <br>
FROM employees e <br>
NATURAL JOIN departments, locations <br>
WHERE salary > 10000;</p>
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