Experiment-2 DDL Command Exercise Location Table +----------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +----------------+--------------+------+-----+---------+-------+ | LOCATION_ID | decimal(4,0) | YES | | NULL | | | STREET_ADDRESS | varchar(40) | YES | | NULL | | | POSTAL_CODE | varchar(12) | YES | | NULL | | | CITY | varchar(30) | YES | | NULL | | | STATE_PROVINCE | varchar(25) | YES | | NULL | | | COUNTRY_ID | varchar(2) | YES | | NULL | | +----------------+--------------+------+-----+---------+-------+ 1. Write a MySql statement to create a simple table location as shown above Countries Table +--------------+---------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +--------------+---------------+------+-----+---------+-------+ | COUNTRY_ID | varchar(2) | YES | | NULL | | | COUNTRY_NAME | varchar(40) | YES | | NULL | | | REGION_ID | decimal(10,0) | YES | | NULL | | +--------------+---------------+------+-----+---------+-------+ 2. Write a MySql statement to create a simple table countries as shown above. Job Table +------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +------------+--------------+------+-----+---------+-------+ | JOB_ID | varchar(10) | NO | | NULL | | | JOB_TITLE | varchar(35) | NO | | NULL | | | MIN_SALARY | decimal(6,0) | YES | | NULL | | | MAX_SALARY | decimal(6,0) | YES | | NULL | | +------------+--------------+------+-----+---------+-------+ 3. Write a MySql statement to create a simple table Job as shown above Job_History Table +---------------+--------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +---------------+--------------+------+-----+---------+-------+ | EMPLOYEE_ID | decimal(6,0) | NO | | NULL | | | START_DATE | date | NO | | NULL | | | END_DATE | date | NO | | NULL | | | JOB_ID | varchar(10) | NO | | NULL | | | DEPARTMENT_ID | decimal(4,0) | NO | | NULL | | +---------------+--------------+------+-----+---------+-------+ 4. Write a MySql statement to create a simple table Job_History as shown above 5. Write a MySql statement to rename the table countries to country_new. 6. Write a MySql statement to add a column region_id to the table locations. 7. Write a MySql statement to add a columns ID as the first column of the table locations. 8. Write a MySql statement to add a column region_id after state_province to the table locations. 9. Write a MySql statement change the data type of the column country_id to integer in the table locations. 10. Write a MySql statement to drop the column city from the table locations. 11. Write a MySql statement to change the name of the column state_province to state, keeping the data type and size same. 12. Write a MySql statement to drop table Job_History. 13. Write a MySql statement to truncate table Job_History.