Databases| SQL| MySQL| Questions?

 

 

 

 

 

 

 

 

 

 

 

 

 

Search Tutorials

Latest Questions
Comments
 
Use if statement with LOOP statement 
 

Conditional if statements in SQL are used to perform different actions based on different conditions.

 

Use if statement with LOOP statement

                         

Conditional if statements  in SQL are used to perform different actions based on different conditions.

Understand with Example

The Tutorial illustrate a example from if statement with LOOP statement. In this example we create a procedure display that accept no as input parameter and data type is int. The Begin Statement include  a declare keyword that define the variable and its data type. The if and else is used to execute the code if the condition is true or the condition is false.

Create Procedure

DELIMITER $$
DROP PROCEDURE IF EXISTS display$$
CREATE PROCEDURE display(no int)
    BEGIN
	DECLARE count INT DEFAULT 0;
	display: LOOP
	SET count=count+1;
		select count;
	IF count=no THEN
		LEAVE display;
	END IF;
	END LOOP display;
    END$$
DELIMITER ;

Call Procedure

call display(5);

Result

+-------+
| count |
+-------+
| 1     |
+-------+
1 row in set (0.00 sec)
+-------+
| count |
+-------+
| 2     |
+-------+
1 row in set (0.01 sec)
+-------+
| count |
+-------+
| 3     |
+-------+
1 row in set (0.05 sec)
+-------+
| count |
+-------+
| 4     |
+-------+
1 row in set (0.05 sec)
+-------+
| count |
+-------+
| 5     |
+-------+
1 row in set (0.05 sec)

                         

» View all related tutorials
Related Tags: sql mysql c string oop com function fun io sed char padding length oo character case cas if ie unc

Leave your comment:

Name:

Email:

URL:

Title:

Comments:


Enter Code:

Audio Version
Reload Image
 

Note: Emails will not be visible or used in any way, and are not required. Please keep comments relevant. Any content deemed inappropriate or offensive may be edited and/or deleted.

No HTML code is allowed. Line breaks will be converted automatically. URLs will be auto-linked. Please use BBCode to format your text.

Add This Tutorial To:
  Del.icio.us   Digg   Google   Spurl   Blink   Furl   Simpy   Y! MyWeb 
Training Courses
Tell A Friend
Your Friend Name
Software Solutions
Least Viewed
Most Rated
Recently Viewed
Search Tutorials

 

 
 

Home | JSP | EJB | JDBC | Java Servlets | WAP  | Free JSP Hosting  | Search Engine | News Archive | Jboss 3.0 tutorial | Free Linux CD's | Forum | Blogs

About Us | Advertising On RoseIndia.net  | Site Map

India News

Indian Software Development Company | iPhone Development Company in India | Flex Development Company in India | Java Training Delhi | Java Training at Noida |

Send your comments, Suggestions or Queries regarding this site at roseindia_net@yahoo.com.

Copyright © 2008. All rights reserved.