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8363b11
Setting up GitHub Classroom Feedback
github-classroom[bot] May 27, 2023
8564250
Poject Folder added
Jesiara May 31, 2023
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56 changes: 56 additions & 0 deletions 1907011_Online_Mobile_Shop_Management_System/DDL.sql
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create table member(
mem_id number(5) check(length(mem_id)=5) not null primary key,
username varchar(50) not null,
password varchar(20) check(length(password)>=6) not null,
email varchar(50) unique not null,
address varchar(50),
phone varchar(11) check(length(phone)=11) not null
);


create table mobile(
pro_id number(5) check(length(pro_id)=5) not null primary key,
pro_name varchar(50) not null,
pro_model number(10) not null,
pro_desc varchar(450),
amount number(30) not null,
color varchar(20));

create table rating(
rating_id number(4) check(length(rating_id)=4) not null primary key,
mem_id number(5) check(length(mem_id)=5) not null,
pro_id number(5) check(length(pro_id)=5) not null,
value number(2,1) not null,
foreign key(mem_id) references member(mem_id) on delete cascade,
foreign key(pro_id) references mobile(pro_id) on delete cascade);


create table cart(
cart_id number(4) check(length(cart_id)=4) not null primary key,
mem_id number(5) check(length(mem_id)=5) not null,
pro_id number(5) check(length(pro_id)=5) not null,
quantity number not null,
foreign key(mem_id) references member(mem_id) on delete cascade,
foreign key(pro_id) references mobile(pro_id) on delete cascade);


create table transaction(
transaction_id number(4) check(length(transaction_id)=4) not null primary key,
mem_id number(5) check(length(mem_id)=5) not null,
cart_id number(4) check(length(cart_id)=4) not null,
payment_amount number(20) not null,
payment_date DATE not null,
foreign key(mem_id) references member(mem_id) on delete cascade,
foreign key(cart_id) references cart(cart_id) on delete cascade);


--1.add column
alter table member add name char(20);
--2.modify column
alter table member modify name varchar(50);
--3.rename column
alter table member rename column name to fullname;
--4.delete column
alter table member drop column fullname;


258 changes: 258 additions & 0 deletions 1907011_Online_Mobile_Shop_Management_System/DML.sql
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insert into member (mem_id, username, password, email, address, phone) values (11111, 'Jesi', 'password1', 'jesi@gmail.com', 'Khulna', '01790078350');
insert into member (mem_id, username, password, email, address, phone) values (22222, 'Luna', 'password2', 'luna@email.com', 'Bornali,Rajshahi', '01790078351');
insert into member (mem_id, username, password, email, address, phone) values (33333, 'Jezz', 'password3', 'jezz@email.com', 'Bongura,Comilla', '01790078352');
insert into member (mem_id, username, password, email, address, phone) values (44444, 'Nova', 'password4', 'nova@email.com', 'Mirpur-14,Dhaka', '01790078353');
insert into member (mem_id, username, password, email, address, phone) values (55555, 'Ruby', 'password5', 'ruby@email.com', 'Natore', '01790078354');
insert into member (mem_id, username, password, email, address, phone) values (66666, 'Ivy', 'password6', 'ivy@email.com', 'Bogura', '01790078355');
insert into member (mem_id, username, password, email, address, phone) values (77777, 'Finn', 'password7', 'finn@email.com', 'Sylhet', '01790078356');
insert into member (mem_id, username, password, email, address, phone) values (88888, 'Max', 'password8', 'max@email.com', 'Pabna', '01790078357');
insert into member (mem_id, username, password, email, address, phone) values (99999, 'Milo', 'password9', 'milo@email.com', 'Luxmipur,Rajshahi', '01790078358');
insert into member (mem_id, username, password, email, address, phone) values (10101, 'Semon', 'password10', 'semon@email.com', 'Shaheb Bajar,Rajshahi', '01790078359');



insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10001, 'Xiaomi Redmi Note 12', 111,'1.6.67-inch Super AMOLED display
2.Snapdragon 4 Gen 1 chipset,4GB RAM
3.85.0% screen-to-body ratio
4.Corning Gorilla Glass 3
5.48MP primary, 8MP ultrawide, and a 2MP additional lens
6.5000mAh battery with 33W fast charging' , 20000, 'Green');

insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10002, 'Oppo F19 pro+', 222, '1.6.43-inch Super AMOLED display
2.800U Octa Core processor,8GB RAM,128GB storage
3.84.9% screen-to-body ratio
4.Corning Gorilla Glass 5
5.48MP primary, 2MP macro, and a 2MP depth sensor
6.4310mAh battery with 50W fast charging', 18000, 'Gray');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10003, 'Redmi Note 10 Pro', 333, '1.AMOLED display
2.Snapdragon 4 Gen 1 chipset,4GB RAM
3.85.0% screen-to-body ratio
4.Corning Gorilla Glass 3
5.48MP primary, 8MP ultrawide, and a 2MP additional lens
6.5020mAh battery with 33W fast charging', 20000, 'Ocean Blue');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10004, 'iQOO Z7 5G', 444, '1.6.38-inch AMOLED display
2.MediaTek Dimensity 920 chipset,6GB RAM,128GB ROM
3.84.14% screen-to-body ratio
4.Corning Gorilla Glass 3
5. 64MP primary and a 2MP additional lens
6.5000mAh battery with 33W fast charging', 18999, 'Blue');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10005, 'Realme 10', 555, '1.6.4-inch Super AMOLED display
2. MediaTek Helio G99 SoC,4GB RAM
3.84.4% screen-to-body ratio
4.Corning Gorilla Glass 3
5.50MP primary and a 2MP additional lens.
6.5000mAh battery with 33W fast charging', 14450, 'Gray');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10006, 'Realme 8', 666, '1.AMOLED display
2.4GB RAM,128GB ROM
3.85.0% screen-to-body ratio
4.Corning Gorilla Glass 3
5.48MP primary, 8MP ultrawide, and a 2MP additional lens
6.5000mAh battery with 30W fast charging', 20000, 'Green');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10007, 'Xiaomi Redmi Note 11 SE', 777, '1.6.43-inch Super AMOLED display
2.MediaTek Helio G95 chipset with 6GB RAM
3.83.53% screen-to-body ratio
4.Corning Gorilla Glass 3
5.64MP primary, 8MP ultrawide, and a 2MP additional lens
6.5000mAh battery with 33W fast charging', 11999, 'Green');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10008, 'Samsung Galaxy M32', 888, '1.6.4-inch Super AMOLED display
2.MediaTek Helio G80 chipset with 4GB RAM
3.98.9% screen-to-body ratio
4.Corning Gorilla Glass 3
5.64MP primary, 8MP ultrawide, and a 2MP additional lens
6.6000mAh battery with 33W fast charging', 13399, 'Green');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10009, 'Poco X5', 999, '1.6.67-inch Super AMOLED display
2.Snapdragon 695 chipset,6GB RAM
3.85.02% screen-to-body ratio
4.Corning Gorilla Glass 3
5.48MP primary, 8MP ultrawide, and a 2MP additional lens
6.5000mAh battery with 33W fast charging', 18999, 'Green');
insert into mobile (pro_id, pro_name, pro_model, pro_desc, amount, color) values (10010, 'Motorola Moto G71', 101, '1.6.4-inch AMOLED display
2.Snapdragon 4 Gen 1 chipset,4GB RAM
3.85.0% screen-to-body ratio
4.Corning Gorilla Glass 3
5.48MP primary, 8MP ultrawide, and a 2MP additional lens
6.5000mAh battery with 33W fast charging', 19000, 'Arctic Blue');

insert into rating (rating_id, mem_id, pro_id, value) values (1111, 11111, 10001, 9.9);
insert into rating (rating_id, mem_id, pro_id, value) values (2222, 11111, 10002, 7.9);
insert into rating (rating_id, mem_id, pro_id, value) values (3333, 22222, 10001, 6.9);
insert into rating (rating_id, mem_id, pro_id, value) values (4444, 33333, 10001, 9.5);
insert into rating (rating_id, mem_id, pro_id, value) values (5555, 55555, 10001, 9.7);
insert into rating (rating_id, mem_id, pro_id, value) values (6666, 11111, 10003, 8.9);
insert into rating (rating_id, mem_id, pro_id, value) values (7777, 11111, 10004, 7.9);
insert into rating (rating_id, mem_id, pro_id, value) values (8888, 88888, 10008, 5.9);
insert into rating (rating_id, mem_id, pro_id, value) values (9999, 33333, 10006, 8.9);
insert into rating (rating_id, mem_id, pro_id, value) values (1010, 77777, 10006, 9.9);

insert into cart (cart_id, mem_id, pro_id, quantity) values (1001, 11111, 10001, 2);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1002, 22222, 10005, 1);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1003, 77777, 10001, 2);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1004, 33333, 10002, 3);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1005, 11111, 10006, 1);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1006, 11111, 10007, 1);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1007, 88888, 10009, 1);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1008, 88888, 10002, 1);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1009, 44444, 10001, 2);
insert into cart (cart_id, mem_id, pro_id, quantity) values (1010, 33333, 10003, 1);


insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1011, 11111, 1001, 40000, date '2023-05-01');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1022, 22222, 1002, 14450, date '2023-05-04');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1033, 77777, 1003, 40000, date '2023-04-02');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1044, 33333, 1004, 54000, date '2023-05-09');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1055, 11111, 1005, 20000, date '2023-04-08');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1066, 11111, 1006, 11999, date '2023-05-09');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1077, 88888, 1007, 18999, date '2023-05-08');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1088, 88888, 1008, 18000, date '2023-05-04');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1099, 44444, 1009, 40000, date '2023-05-20');
insert into transaction (transaction_id, mem_id, cart_id, payment_amount, payment_date) values (1012, 33333, 1010, 20000, date '2023-05-06');





--QUERY

---Displaying data using select command--
--1
select * from member;
--2
select * from mobile;
--3
select * from rating;
--4
select * from cart;
--5
select * from transaction;
--6
select * from rating where mem_id=11111;
--7
select * from rating where value=9.9;




--Nested subquery
--8
select username from member where mem_id=(select mem_id from rating where rating_id=1111);
--9
select pro_name from mobile where pro_id=(select pro_id from cart where cart_id=(select cart_id from transaction where payment_date=date '2023-05-01'));

--Updating data
--10
update member set username='Jesu' where mem_id=11111;
select * from member;

--Deleting a row
--11
insert into member (mem_id, username, password, email, address, phone) values (10111, 'Semn', 'password11', 'semn@email.com', 'Shaheb Bajar,Rajshahi', '01790078309');
delete from member where mem_id=10111;



--Select Distinct/all
--12
select distinct mem_id from transaction;
--13
select all mem_id from transaction;
--14
select distinct(amount),pro_name from mobile;

--Select with arithmetic operation
--15
select pro_model,amount/10 as dis_amount from mobile;


--The where clause
--16
select pro_id from rating where value>7;
--17
select member.username,mobile.pro_name from member,mobile where amount>19000;

--Rename Operation
--18
select m.username,mob.pro_name from member m,mobile mob where amount>19000;

--String Operation
--19
select username from member where username like 'J%';
--20
select username,email from member where username like '___' or username like '____';


--Order by Clause--
--21
select username,email from member order by email;

--Where clause predicates
--22
select pro_name,amount from mobile where amount between 15000 and 19000;

--Set operations(union,intersection)
--23
select username from member where username like 'J___' union select username from member where username like '___';
--24
select username from member where username like 'J___' intersect select username from member where username like '___';


--25-Agregate Functions
select count(cart_id) as no_of_cart from transaction;
--26
select avg(payment_amount) from transaction group by cart_id;
--27
select sum(amount) from mobile;
--28
select max(amount) from mobile;
--29
select min(amount) from mobile;


--Group by and Having
--30
select pro_id,avg(quantity) from cart group by pro_id having avg(quantity)>=2;

--Set Membership
--31
select mem_id from cart where pro_id = 10001 and mem_id in (select mem_id from cart where pro_id=10007);
--32
select mem_id from cart where pro_id = 10001 and mem_id not in (select mem_id from cart where pro_id=10002);


--Some/All/Exists
--33
select * from cart where quantity> some(select quantity from cart where quantity>=2);
--34
select * from cart where quantity> all(select quantity from cart where quantity>=1);
--35
select * from rating where value>=8 and exists(select * from member where username like 'J%');

--With clause
--36
with max_amount(val) as (select max(amount) from mobile)
select pro_name,amount from mobile,max_amount where mobile.amount=max_amount.val;

--Join--
--37
select * from member natural join rating where mem_id=11111;
--38
select username,value from member join rating using(mem_id);
--39
select username,value from member join rating on member.mem_id=rating.mem_id;
--40
select username,value from member left outer join rating using(mem_id);
--41
select username,value from member right outer join rating using(mem_id);
--42
select username,value from member full outer join rating using(mem_id);


--View--
--43
create view user_details as select username,email from member;
select * from user_details;
--44
create view products as select pro_name from mobile where pro_id=(select pro_id from cart where quantity>2);
select * from products;
--45
create view user_details2 as select * from user_details where username like 'J___';
select * from user_details2;
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