SQL Exercise: Display the location of CLARE
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71. From the following table, write a SQL query to find the department location of employee ‘CLARE’. Return department location.
Pictorial Presentation:
Sample table: employees
Sample table: department
Sample Solution:
SELECT dep_location
FROM department d,
employees e
WHERE e.emp_name = 'CLARE'
AND e.dep_id = d.dep_id ;
Sample Output:
dep_location -------------- SYDNEY (1 row)
Explanation:
The provided query in SQL that retrieves the department location of the employee named 'CLARE' by joining the 'department' and 'employees' tables based on the "dep_id" column.
The query returns a single column "dep_location" from the 'department' table where the "dep_id" column matches the "dep_id" column in the 'employees' table for the employee named 'CLARE'.
Relational Algebra Expression:
Relational Algebra Tree:
Practice Online
Sample Database: employee
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Previous SQL Exercise: Employees who are CLERK, ANALYST in descending order.
Next SQL Exercise: Employees joining on given days, ascending in seniority.
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