***Using plsql Functiot*** 2- Create a pl sql function that takes three parameters (parametrs) The first and second para

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***Using plsql Functiot***
2- Create a pl sql function that takes three parameters
(parametrs) The first and second parameters are read by the
function and then stored in the third parameter the minimum number
between the first two numbers.
...
3- Create a pl sql function that determines the number of
employees for a particular department. Infrastructure for the table
departement
Name Null? Type
DEPTNO Not NULL NUMVER(2)
DNAME VARCHAR2 (14 )
LOC VARCHAR2 (13 )