PLSQL Program
Example :- Smallest program of PLSQL
begin
null;
end;
/
Example :-Program to print "HELLO PLSQL WORLD !!"
begin
dbms_output.put_line('HELLO PLSQL WORLD !!');
end;
/
Example :-Program to print the value of variable
declare
a number;
begin
a:=10;
dbms_output.put_line(a);
end;
/
declare
a number :=10 ;
begin
dbms_output.put_line(a);
end;
/
declare
a varchar2(20);
begin
a:='Hello World';
dbms_output.put_line(a);
end;
/
Example :- Program that take input from Keyboard and display the value
declare
a number;
begin
a:=&c;
dbms_output.put_line(a);
end;
/
Example :- Program that take input from Keyboard and print that value
with some text
declare
a number;
begin
a:=&c;
dbms_output.put_line('Entered number is :-'||a);
end;
/
Example :-Program to add two numbers
declare
a number :=10 ;
b number :=30 ;
c number;
begin
c:=a+b;
dbms_output.put_line(c);
end;
/
Example :-Program to add two numbers given by Keyboard
declare
a number :=&a ;
b number :=&c ;
c number;
begin
c:=a+b;
dbms_output.put_line(c);
end;
/
declare
a number;
b number;
sum1 number;
begin
a:=&a;
b:=&b;
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a static number :=10 ;
begin
dbms_output.put_line(a);
end;
/
Example:- Program to print the SALARY of EMPLOYEE
DECLARE
vsal number;
begin
select sal into vsal from emp where empno=7499;
dbms_output.put_line('EMPLOYEE SALARY IS :-'||vsal);
end;
/
DECLARE
vsal number;
begin
select sal into vsal from emp where empno=&empno;
dbms_output.put_line('EMPLOYEE SALARY IS :-'||vsal);
end;
/
Example:- Program to print the SALARY and JOB of EMPLOYEE
DECLARE
vsal emp.sal%type;
vjob emp.job%type;
begin
select sal,job into vsal,vjob from emp where empno=7499;
dbms_output.put_line('EMPLOYEE SALARY IS :-'||vsal);
dbms_output.put_line('EMPLOYEE JOB IS :-'||vjob);
end;
/
DECLARE
vsal emp.sal%type;
vjob emp.job%type;
begin
select sal,job into vsal,vjob from emp where empno=&empno;
dbms_output.put_line('EMPLOYEE SALARY IS :-'||vsal);
dbms_output.put_line('EMPLOYEE JOB IS :-'||vjob);
end;
/
DML Operation through PL/SQL Block
Example :-Increase the employee salary by 100
begin
update emp1 set sal=sal+100 where empno=&empno;
end;
/
Example :-Increase the employee salary by 10% of given department
begin
update emp1 set sal=sal+(sal*0.1) where deptno=&deptno;
end;
/
Example:-Program to display EVEN or ODD for entered number
declare
a number :=&a;
begin
if (mod(a,2)!=0) then
dbms_output.put_line('Number :-'||a||' is ODD');
else
dbms_output.put_line('Number :-'||a||' is EVEN');
end if;
end;
/
declare
a number;
b number;--global variable
sum1 number;
begin
a:=&a;
b:=&b;
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||sum1);
begin
dbms_output.put_line('Sum of given numbers is :'||b);
end;
dbms_output.put_line('Sum of given numbers is :'||a);
end;
/
declare
a number:=&a;
b number:=&b;
sum1 number;
begin
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a number:=12;
b number:=13;
sum1 number;
begin
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a number default 12;
b number default 13;
sum1 number;
begin
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a number default 12;
b number default 13;
sum1 number;
begin
a:=16;
b:=18;
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a constant number:=12;
b number default 13;
sum1 number;
begin
b:=18;
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
declare
a number not null:=12 ;
b number default 13;
sum1 number;
begin
a:=18;
b:=18;
sum1:=a+b;
dbms_output.put_line('Sum of given numbers is :'||to_char(sum1));
end;
/
LOOPING:-
begin
for i in 1..10 loop
dbms_output.put_line(i);
end loop;
end;
/
begin
for i in REVERSE 1..10 loop
dbms_output.put_line(i);
end loop;
end;
/
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