PL/SQL Cursor Exercises: Print the specifc number of rows from a table
PL/SQL Cursor: Exercise-44 with Solution
Write a block in PL/SQL to print the specifc number of rows from a table.
Sample Solution:
PL/SQL Code:
DECLARE
CURSOR emp_cur IS
SELECT first_name,last_name, salary FROM employees
WHERE ROWNUM < 8
ORDER BY first_name;
emp_fname employees.first_name%TYPE;
emp_lname employees.last_name%TYPE;
emp_sal employees.salary%TYPE;
BEGIN
OPEN emp_cur;
LOOP
FETCH emp_cur INTO emp_fname,emp_lname, emp_sal;
IF emp_cur%NOTFOUND THEN
EXIT;
ELSE
DBMS_OUTPUT.PUT_LINE
(rpad('Name: ' || emp_fname||' '|| emp_lname ,30)|| 'salary: ' || emp_sal);
END IF;
END LOOP;
END;
/
Sample Output:
SQL> / Name: Alexander Hunold salary: 9000 Name: Bruce Ernst salary: 6000 Name: David Austin salary: 4800 Name: Lex De Haan salary: 17000 Name: Neena Kochhar salary: 17000 Name: Steven King salary: 24000 Name: Valli Pataballa salary: 4800 PL/SQL procedure successfully completed.
Flowchart:
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Next: Write a block in PL/SQL to print a dotted line in every 6th line.
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