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PL/SQL Cursor Exercises

PL/SQL Cursor Exercises with Solution

PL/SQL Cursor[50 exercises with solution]

1. Write a program in PL/SQL to show the uses of static PL/SQL statement.

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2. Write a program in PL/SQL to show the uses of CURVAL and NEXTVAL with a sequence name.

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3. Write a program in PL/SQL to find the number of rows effected by the use of SQL%ROWCOUNT attributes of an implicit cursor

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4. Write a program in PL/SQL to show the uses of implicit cursor without using any attribute.

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5. Write a program in PL/SQL to show the uses of SQL%FOUND to determine if a DELETE statement affected any rows.

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6. Write a program in PL/SQL to show the uses of SQL%NOTFOUND to determine if a UPDATE statement affected any rows.

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7. Write a program in PL/SQL to create a table-based record using the %ROWTYPE attribute.

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8. Write a program in PL/SQL to display a table based detail information for the employee of ID 149 from the employees table.

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9. Write a program in PL/SQL to display a cursor based detail information of employees from employees table.

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10. Write a program in PL/SQL to retriev the records from the employees table and display them using cursors.

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11. Write a program in PL/SQL to declare a record datatype with same datatype of tables using %TYPE attribute.

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12. Write a program in PL/SQL to create an implicit cursor with for loop.

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13. Write a program in PL/SQL to create an explicit cursor with for loop.

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14. Create a PL/SQL block to increase salary of employees in the department 50 using WHERE CURRENT OF clause.

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15. Write a program in PL/SQL to FETCH single record and single column from a table.

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16. Write a program in PL/SQL to FETCH more than one record and single column from a table.

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17. Write a program in PL/SQL to FETCH multiple records and more than one columns from the same table.

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18. Write a program in PL/SQL to FETCH multiple records and more than one columns from different tables.

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19. Write a program in PL/SQL to FETCH multiple records with the uses of nested cursor.

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20. Write a program in PL/SQL to FETCH records with nested Cursors using Cursor FOR Loops.

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21. Write a program in PL/SQL to print a list of managers and the name of the departments.

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22. Write a program in PL/SQL to insert data into two tables from one table using cursor.

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23. Write a program in PL/SQL to insert data into two tables from one table using an implicit cursor.

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24. Write a program in PL/SQL to create a cursor displays the name and salary of each employee in the EMPLOYEES table whose salary is less than that specified by a passed-in parameter value.

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25. Write a program in PL/SQL to show the uses of fetch one record at a time using fetch statement inside the loop.

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26. Write a program in PL/SQL to fetch the first three rows of a result set into three records using Same explicit cursor into different variables.

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27. Write a PL/SQL block to show the uses of a variable in explicit cursor query, and no result set is affected despite that value of the variable is incremented after every fetch.

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28. Write a PL/SQL block to display department name, head of the department,city, and employee with highest salary.

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29. Write a PL/SQL block to display the department name, name of the manager, number of employees in each department, and number of employees listed in job_history.

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30. Write a block in PL/SQL to displays employee name and number of jobs he or she done at past. Displays employee name and job count by job.

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31. Write a block in PL/SQL to display the name of department and their head.

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32. Write a PL/SQL program to display the name of the employee and increment percentage of salary according to their working experiences.

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33. Write a PL/SQL block to show the uses of a variable in explicit cursor query, and the result set is affected with the value of the variable is incremented after every fetch.

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34. Write a PL/SQL block to show the uses of a virtual column in an explicit cursor query.

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35. Write a PL/SQL block to display the employee ID, first name, job title and the start date of present job.

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36. Write a PL/SQL block to display the name of department the their costliest employee.

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37. Write a PL/SQL block to display the last name, first name and overpaid amount by using parameters.

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38. Write a PL/SQL block to display the number of employees by month. Print number of employees by month

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39. Write a PL/SQL block to display the last name of manager, and their departments for a particular city, using parameters with a default value in explicit cursor.

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40. Write a PL/SQL block to find out the start date for current job of a specific employee.

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41. Write a PL/SQL block to display the last name, first name and overpaid amount by adding formal parameters and specify a default values for the added parameters.

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42. Write a block in PL/SQL to display the first name, job title and start date of employees.

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43. Write a block in PL/SQL to print the department name, head of the department, city and number of employees are wroking in that department.

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44. Write a block in PL/SQL to print the specifc number of rows from a table.

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45. Write a block in PL/SQL to print a dotted line in every 6th line.

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46. Write a block in PL/SQL to display the first department with more than five employees.

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47. Write a block in PL/SQL to print a report which shows that, the employee id, name, hire date, and the incentive amount they achieved according to their working experiences, who joined in the month of current date.

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48. Write a block in PL/SQL to shows how are records are declared and initialized.

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49. Write a block in PL/SQL to show the uses of subquery in FROM clause of parent query in an explicit cursor.

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50. Write a block in PL/SQL to show the uses of corelated subquery in an explicit cursor.

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