Oracle Practice Exercises: Essential Techniques for Mastering the Framework

Here is a short practice for using Oracle:

1. Start by logging in to the Oracle database using SQL*Plus.
2. Create a new table named “departments” with the following columns:

diffCopy code- id (NUMBER)
- name (VARCHAR2(50))
- location (VARCHAR2(50))

3. Insert the following data into the “departments” table:

pythonCopy code- (1, 'Sales', 'New York')
- (2, 'Marketing', 'London')
- (3, 'Engineering', 'Berlin')

4. Retrieve all data from the “departments” table and display the result.
5. Update the location of the department with id 1 to “San Francisco”.
6. Retrieve all data from the “departments” table and display the result.
7. Delete the department with id 2 from the “departments” table.
8. Retrieve all data from the “departments” table and display the result.

By completing these steps, you will have gained some experience working with Oracle Database and SQL commands. Keep practicing these basic operations and gradually move on to more complex ones to become more proficient with Oracle.