1-----------------------SQL AND, OR, NOT OPERATORS------------------------------
2AND: this operator displays a record if all conditions seperated by AND are true.
3OR: this operator displays a record if any of the conditions seperated by OR is true.
4NOT: this operator displays a record if the conditions is Not true.
1(NOT) operator excluding given
2For example:
3Select last_name, job_id From Employees
4Where "Not" job_id = 'ABC';
5