SQL: Display all employee data for the department 57

SQL Basic Select Statement: Exercise-33 with Solution.

From the following table, write a SQL query to retrieve the details of the employees who work in the department 57. Return emp_idno, emp_fname, emp_lname and emp_dept.

Sample table: emp_details

Sample Solution:

SELECT * 
 FROM emp_details 
  WHERE emp_dept= 57;

Output of the Query:

emp_idno	emp_fname	emp_lname	emp_dept
839139		Maria		Foster		57
127323		Michale		Robbin		57
843795		Enric		Dosio		57
847674		Kuleswar	Sitaraman	57
555935		Alex		Manuel		57

Relational Algebra Expression:

Relational Algebra Tree:

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Query Visualization:

Duration:

Rows:

Cost:

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