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How an Explicit cursor works?

+1 vote
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How an Explicit cursor works?
posted Nov 13, 2014 by Suchithra

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1 Answer

+2 votes
CREATE TABLE Employee
(
EmpID int PRIMARY KEY,
EmpName varchar (50) NOT NULL,
Salary int NOT NULL,
Address varchar (200) NOT NULL,
)
GO
INSERT INTO Employee(EmpID,EmpName,Salary,Address) VALUES(1,'Mohan',12000,'Noida')
INSERT INTO Employee(EmpID,EmpName,Salary,Address) VALUES(2,'Pavan',25000,'Delhi')
INSERT INTO Employee(EmpID,EmpName,Salary,Address) VALUES(3,'Amit',22000,'Dehradun')
INSERT INTO Employee(EmpID,EmpName,Salary,Address) VALUES(4,'Sonu',22000,'Noida')
INSERT INTO Employee(EmpID,EmpName,Salary,Address) VALUES(5,'Deepak',28000,'Gurgaon')
GO
SELECT * FROM Employee 


    SET NOCOUNT ON
DECLARE @Id int
DECLARE @name varchar(50)
DECLARE @salary int
DECLARE cur_emp CURSOR
STATIC FOR
SELECT EmpID,EmpName,Salary from Employee
OPEN cur_emp
IF @@CURSOR_ROWS > 0
BEGIN
FETCH NEXT FROM cur_emp INTO @Id,@name,@salary
WHILE @@Fetch_status = 0
BEGIN
PRINT 'ID : '+ convert(varchar(20),@Id)+', Name : '+@name+ ', Salary : '+convert(varchar(20),@salary)
FETCH NEXT FROM cur_emp INTO @Id,@name,@salary
END
END
CLOSE cur_emp
DEALLOCATE cur_emp
SET NOCOUNT OFF 
answer Nov 17, 2014 by Manikandan J
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