Question 138

Happy restaurants

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  • ***** * ***** ** ****** % ** *********** **** ******** **** **** (>) $1000 ****** ** ****** ** *** *****.

Table 1: food_delivery

  ***_****     | ***_****
---------------+-------------------
*****_**       | ******
*******_**     | ******
*********_**   | *********
******         | *** (1,...,5)

Table 2: food_order

**** ****** **** *** ****** ** ********.

  ***_****     | ***_****
---------------+-------------------
*****_**       | ******
**********_**  | ******
********_**    | ******
*******_**     | *********
*****_***      | *****


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