Herşey ilk adımlarla başlar...

Thursday, January 27, 2011

Step By Step PL/SQL Tutorial ( First Step )

1/27/2011 Posted by Nurettin Onur YAKIT , , , , , , , , , , No comments
Where to Start ? 

Download TOAD. You may use this link or this link.
Download Oracle Client. You may use this link or this link.

How to install oracle client and toad ? And how to use toad is another subject.. Maybe another post..

First PL/SQL Function 


Open your toad , open an editor then write down ;


CREATE OR REPLACE FUNCTION funct_user_source_count
RETURN NUMBER
IS
   dummy NUMBER;
BEGIN
   SELECT  count(name) INTO dummy FROM user_source;
   RETURN dummy;
END;
/

That's it ! Now you have your first function !

Now how to call your PL/SQL Fucntion ? 


You may call your PL/SQL Function from SQL like this ;

SELECT funct_user_source_count from dual
Congratulations ! You have accomplished your first step.

0 comments: