How To Call a Stored Function with Parameters

Q

How To Call a Stored Function with Parameters? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions

✍: FYIcenter.com

A

You can define a function that takes parameters, provide values to those parameters when calling the function. Here is a good example of a function with a parameter:

SQL> CREATE OR REPLACE FUNCTION GET_DOUBLE(X NUMBER)
  2    RETURN NUMBER AS
  3  BEGIN
  4    RETURN X * 2;
  5  END;
  6  /
Function created.

SQL> SELECT GET_DOUBLE(36) FROM DUAL;
GET_DOUBLE(36)
--------------
            72

2007-04-25, 5309👍, 0💬

How To Define a Sub Function
How To Define a Sub Function? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions A sub function is a function defined and used inside another procedure or function. You need to define a sub function in the declaration part of the enclosing procedure or function. Sub function defini... 2007-04-25, 8649👍, 0💬

Can Sub Procedure/Function Be Called Recursively
Can Sub Procedure/Function Be Called Recursively? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions PL/SQL allows sub procedures or functions to be called recursively. The tutorial example below shows you how to calculate factorial values with a recursive sub function: SQL> CREATE... 2007-04-25, 7148👍, 0💬

How To Drop a Stored Procedure
How To Drop a Stored Procedure? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions If there is an existing stored procedure and you don't want it any more, you can remove it from the database by using the DROP PROCEDURE statement as shown in the following script example: SQL> CREAT... 2007-04-26, 6184👍, 0💬

How To Define a Sub Procedure
How To Define a Sub Procedure? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions A sub procedure is a named procedure defined and used inside another procedure or function. You need to define a sub procedure in the declaration part of the enclosing procedure or function. Sub proce... 2007-04-25, 5899👍, 0💬

What Happens If Recursive Calls Get Out of Control
What Happens If Recursive Calls Get Out of Control? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions What happens if your code has bug on recursive procedure calls, which causes an infinite number nested procedure calls? The answer is so good. Oracle server seems to offer no prot... 2007-04-25, 5660👍, 0💬

How To Call a Stored Function
How To Call a Stored Function? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions A stored function can be called as part of expression in any PL/SQL statement. One simplest way to call a stored function is to a dummy SELECT statement as shown in the following tutorial script using... 2007-04-26, 5561👍, 0💬

How To Create a Stored Function
How To Create a Stored Function? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions A stored function is a function with a specified name and stored into the current database. If you want to create a stored function, you can use the CREATE FUNCTION statement. The example script bel... 2007-04-26, 5382👍, 0💬

How To Drop a Stored Function
How To Drop a Stored Function? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions If there is an existing stored function and you don't want it any more, you can remove it from the database by using the DROP FUNCTION statement as shown in the following script example: SQL> CREATE O... 2007-04-25, 5362👍, 0💬

How To Pass Parameters to Procedures
How To Pass Parameters to Procedures? - Oracle DBA FAQ - Creating Your Own PL/SQL Procedures and Functions Store procedures or functions can take parameters. You need to define parameters while defining the procedure, and providing values to parameters while calling the procedure. The script below s... 2007-04-26, 5311👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.