Bar and Pie chart in Oracle APEX

CREATE TABLE PRODUCT (ID NUMBER, NAME VARCHAR2(100));
ALTER TABLE PRODUCT ADD CONSTRAINT PRODUCT_PK PRIMARY KEY(ID);
INSERT INTO PRODUCT VALUES(1, 'Iphone');
INSERT INTO PRODUCT VALUES(2, 'Samsung');
INSERT INTO PRODUCT VALUES(3, 'Xiami');
INSERT INTO PRODUCT VALUES(4, 'Lenovo');
INSERT INTO PRODUCT VALUES(5, 'Oppo');
INSERT INTO PRODUCT VALUES(6, 'OnePlus');
INSERT INTO PRODUCT VALUES(7, 'Nokia');
COMMIT; 

 

CREATE TABLE ORDERS (ID NUMBER, PRODUCT_ID NUMBER, QUANTITY NUMBER, ORDER_DATE DATE);
ALTER TABLE ORDERS ADD CONSTRAINT ORDERS_PK PRIMARY KEY(ID);
ALTER TABLE ORDERS ADD CONSTRAINT ORDERS_FK FOREIGN KEY(PRODUCT_ID) REFERENCES PRODUCT(ID);
INSERT INTO ORDERS VALUES (1,1,20,SYSDATE);
INSERT INTO ORDERS VALUES (2,3,10,'02/13/1992');
INSERT INTO ORDERS VALUES (3,1,40,'03/19/2010');
INSERT INTO ORDERS VALUES (4,1,10,'12/10/1998');
INSERT INTO ORDERS VALUES (5,4,10,'09/18/1992');
INSERT INTO ORDERS VALUES (6,3,50,'02/13/2020');
INSERT INTO ORDERS VALUES (7,1,10,'03/15/1992');
INSERT INTO ORDERS VALUES (8,2,30,'07/19/1992');
INSERT INTO ORDERS VALUES (9,7,10,'02/22/1992');
INSERT INTO ORDERS VALUES (10,7,80,'09/28/2017');
INSERT INTO ORDERS VALUES (11,2,10,'21/28/2019');
COMMIT;

 

PIE Chart SQL:
Application --> Create Page --> Chart --> Pie --> Page Name as Charts (anything) --> SQL Query --> Select LABEL and VALUE --> Create
SELECT P.NAME AS LABEL, COUNT(*) AS VALUE FROM PRODUCT P, ORDERS O WHERE P.ID = O.PRODUCT_ID GROUP BY P.NAME; 

 

BAR Chart SQL:
Application --> Create Page --> Chart --> Bar --> Page Name as Charts (anything) --> Soucre: Localdatabase ,Type: SQL Query --> Select LABEL and VALUE --> Create
SELECT P.NAME AS LABEL, COUNT(*) AS VALUE FROM PRODUCT P, ORDERS O WHERE P.ID = O.PRODUCT_ID GROUP BY P.NAME; 

 

Example: https://apex.oracle.com/pls/apex/royal/r/testing40/charts?session=112166733385562