5. Define the affect the "ON DELETE CASCADE" statement has as shown below. (5 points) CREATE TABLE LINE ( INV_NUMBER LINE NUMBER P CODE INTEGER NOT NULL, NUMERIC(2,0) NOT NULL, VARCHAR(10) NOT NULL, LINE UNITS NUMERIC (9,2) DEFAULT 0.00 NOT NULL, LINE PRICE NUMERIC(9,2) DEFAULT 0.00 NOT NULL, PRIMARY KEY (INV NUMBER,LINE NUMBER), FOREIGN KEY (INV_NUMBER) REFERENCES INVOICE (INV_NUMBER) ON DELETE CASCADE, FOREIGN KEY (P_CODE) REFERENCES PRODUCT(P_CODE), CONSTRAINT LINE_UI1 UNIQUE(INV_NUMBER, P_CODE));