Here you will get plsql program to find greatest of three numbers.
declare
a number:=10;
b number:=12;
c number:=5;
begin
dbms_output.put_line('a='||a||' b='||b||' c='||c);
if a>b AND a>c
then
dbms_output.put_line('a is greatest');
else
if b>a AND b>c
then
dbms_output.put_line('b is greatest');
else
dbms_output.put_line('c is greatest');
end if;
end if;
end;
/
Output
a=10 b=12 c=5
b is greatest

how to see the output
at begining of the code write “set serveroutput on”
Enter. /
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘on
declare
a_number:=10;
b_number:=12;
c_number:=5;
begin
‘dbms_output.put_l’ at line 1