Introduction:
Here I will explain how to send / pass output parameter to stored
procedure in sql server or how to use stored procedure
with output parameters in sql server with example or return data from
stored procedure using output parameter in sql server. By using OUT datatype we can send
output parameter to stored procedure in sql server.
Description:
In previous articles I explained sql server group by alias column name, sql server single stored procedure to insert / update /
delete / select, sql server get next / previous values from sequence, sql server keyboard shortcut keys in management studio, sql server show exact match values first then partial match
values and many articles related to sql server. Now I will explain how to
pass or return out parameter in stored procedure in sql server.
We need to write stored procedure like as shown below to pass / return output parameter in sql server.
Stored Procedure with Output Parameters
CREATE PROCEDURE sp_userinformation
@UserName varchar(50),
@Password varchar(50),
@FirstName varchar(50),
@LastName varchar(50),
@Email varchar(50),
@PhoneNo varchar(50),
@Location varchar(50),
@Created_By varchar(50),
@ERROR VARCHAR(100) OUT
AS
BEGIN
-- SET NOCOUNT ON added to prevent extra result sets from
-- interfering with SELECT statements.
SET NOCOUNT ON;
---Checking Condition if User exists or not if user not exists
returns different message if exists returns different message
IF NOT EXISTS(SELECT * FROM User_Information WHERE UserName=@UserName)
BEGIN
INSERT INTO User_Information
(
UserName,
[Password],
FirstName,
LastName,
Email,
PhoneNo,
Location,
Created_By
)
VALUES
(
@UserName,
@Password,
@FirstName,
@LastName,
@Email,
@PhoneNo,
@Location,
@Created_By
)
--If User Successfully Registerd I am returing this Message as
Output Parameter
SET @ERROR=@UserName+' Registered Successfully'
END
ELSE
BEGIN
--If User already Exists i am returning this Message as Output
Parameter
SET @ERROR=@UserName + ' Already Exists'
END
END
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If you observe above sql server stored procedure, we are sending
"@ERROR" as output
parameter. At the end of stored procedure result will be sent back to
application "@ERROR"
parameter. This is how we need to write queries to return output
parameters.
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4 comments :
Thanks for clear explaining
best and simple explanation for output parameter
bhj,
awesome
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