Question 133

Small departments

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  • ***** * ***** ** **** *** *********** **** **** **** (<) 5 *********.
  • ****** 3 *******: **********'* **, **********'* **** *** *** ****** ** *********.

Table 1: department

*********** ***** *** **** **********: *****, **** *******, **, ***.

  ***_****     | ***_****
---------------+-------------------
**             | ***
****           | ******* (20)

Table 2: employee

******** ***********, ********** **** *** ** *** ***** ****** ******.

  ***_****     | ***_****
---------------+-------------------
**             | ******
****_****      | ******* (100)
**********_**  | ***
******         | *****


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