store_id city space
wh1 new yourk 370
wh2 beijing 500
wh3 new york 200
wh4 london 400
table employee
store_id emp_id salary
wh1 e1 1220
wh1 e3 1210
wh2 e4 1250
wh2 e6 1230
wh3 e7 1300
wh3 e8 1240
wh4 e9 1350
wh4 e11 1280
question1:get the employees who are paid the max salary for each city.(can create temporary tables)
quetion2:get the total salary,the total space,the number of store,the number of employee and maximum salary of every city.show the results as following layout.（can create temorary tables)
City Tot.Salary Tot.Space #store #employee Max Salary
... ... ... ... ... ...
