USE fitbit_new; insert into product (product_id, code, name, color, class, msrp) values (5, 'np1', 'new product 1', 'PINK','EVERYDAY', 49), (6, 'np2', 'new product 2', 'PINK','EVERYDAY', 29), (7, 'np3', 'new product 3', 'RED','ACTIVE', 99); INSERT INTO sales (tran_id, date, product_id, client_id, price, quantity) VALUES ('10', '2016-08-10', '1', '1', '500', '100'); select * from product; select * from client; /********************* * Query * *********************/ -- list all product name in the product table; select name from product; -- practice: list all color in the product table; -- show me all the distinct status in shipping table select distinct status from shipping; -- practice: show me all the distinct type in client table /********************* * conditional query * *********************/ -- list all sales with product_id=2; select * from sales where product_id=2; -- what's the msrp of Flex and Blaze, respectively; select name, msrp from product where name='Flex' or name = 'Blaze'; -- practice: what's the client type of Amazon; -- find trans_id which occured after 06/08/2016 select * from sales where date > '2016-06-08'; -- find trans_id which occured between 06/01/2016 and 06/08/2016 -- practice: find trans_id which occured before after 06/20/2016 -- find product names which color is black and msrp is 99.95 -- find product names which color is black or msrp is 99.95 -- practice: find product names which color is Green or msrp is 249.95 -- find product names which msrp is 99.95 or 199.95 -- practice: find product names which color is Green or Black use in function /********************* * like * *********************/ -- find product code start with E; -- /* % can substitue one or more characters */ select * from product where code like 'E%'; -- find product code end with Z; -- find product code contains B; -- practice: find product name start with F; -- practice: find all product name not containing "product"; -- find product name with 4 characters; -- /* _ can substitue single character */ select * from product where length(name) = 4; /********************* * As * *********************/ -- Calculated columns select *, msrp*0.9 as adjusted_msrp from product;