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Creating Cursors in SQL

Creating Cursor in SQL is used to create a cursor in SQL.

Creating Cursors in SQL


Creating Cursor in SQL is used to create a cursor in SQL.

Understand with Example

The Tutorial illustrate an example from Creating Cursor in SQL. To understand it, we create a table 'Stu_Table ' using create table statement.

Create Table Stu_Table

create table Stu_Table(Stu_Id integer(2), Stu_Name varchar(15), Stu_Class  varchar(10))

Insert data into Stu_Table

The insert into add the record or rows value to the table 'Stu_Table'.

insert into Stu_Table values(1,'Komal',10);
insert into Stu_Table values(2,'Ajay',10);
insert into Stu_Table values(3,'Rakesh',10);
insert into Stu_Table values(4,'Bhanu',10);
insert into Stu_Table values(5,'Santosh',10);
insert into Stu_Table values(6,'Tanuj',10);


Stu_Id Stu_Name Stu_Class
1 Komal 10
2 Ajay 10
3 Rakesh 10
4 Bhanu 10
5 Santosh 10
6 Tanuj 10

Create Cursor

The given below Query create a procedure curdemo which accept id as INPUT parameter. The Declare cur1 is used to define cursor and its attribute. The OPEN  cur1 is used to open the cursor 'cur1'.Fetch is used to fetch the rows value into name. The close cursor temporary remove the open cursor cur1,when it is of no used for further processing.   

create procedure curdemo(id int)
	DECLARE name varchar(10);
	DECLARE cur1 CURSOR FOR SELECT stu_name from stu_table where stu_id =id;
	OPEN cur1;
	Fetch cur1 into name;
	select name;
	close cur1;

Call Cursor

The call Cursor is used to execute curldemo and return you the record from row stu id '2'.

Call curdemo(2);


| name |
| Ajay |


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September 24, 2011
Cursors in sql

This example helped a lot.
July 22, 2012
multiple rows?

i wanna know how to return the same result if select query is returning multiple rows...actually i am in search of variation of such possibilities!help me out!!!!
December 18, 2012
sql - cursor

hay. plz help in cursor in sql and example.tanks u.