Question:
Test Your Understanding 2
Modify the given query appropriately in order to create the department table using the schema given below, considering the product table that you have already created.
COLUMN NAME | DATATYPE | SIZE | CONSTRAINT |
dept_id | number | 4 | Primary key |
prod_id | number | 4 | Foreign key |
dept_name | varchar2 | 25 | Unique |
dept_head | varchar2 | 25 | Not null |
CODE:–
CREATE table department ( dept_id number(4), prod_id number(4), dept_name varchar2(25) unique, dept_head varchar2(25) NOT NULL, PRIMARY KEY(dept_id), foreign KEY(prod_id) REFERENCES product(prod_id) );
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