Problem in inserting data in database table which has no primary key but composite key

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i've a table in my Database where i'm saving the attendance the of teachers

where columns are given as

Teacher_ID , Date , Arrival_time , Departure_time

teacherID and date are working as composite key
but data is not inserting here
it is giving exception that it has no primary key

Posted 15-Feb-14 19:38pm

Ammar Shaukat

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Sampath Lokuge 16-Feb-14 2:14am

Have you declared a primary key on you db table ?

Ammar Shaukat 16-Feb-14 13:40pm

no

khurram ali lashari 16-Feb-14 6:40am

try to used stored procedure

Ammar Shaukat 16-Feb-14 13:40pm

hmmm

Ammar Shaukat 16-Feb-14 22:06pm

Store procedures are look tough.. i don't know how to use them in linq

Tomas Takac 16-Feb-14 7:49am

Please provide the INSERT query you are using and the full text of the exception message.

Ammar Shaukat 16-Feb-14 22:05pm

i'm using DBML file , with LINQ

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khurram ali lashari · Accepted Answer · 2014-02-17T06:43:00

SQL

 CREATE PROCEDURE [dbo].[Sp_Add_MENUS]--[Sp_Add_MENUS] is the name of Stored Procedure
	--Declare Below Your Columns 
	@MenuName AS NVARCHAR(50),
	@PareId		AS int,
	@FrmId AS NVARCHAR(50),
	@COMMENTS AS NVARCHAR(100),
	@IsReadOnly AS varchar,
	@IsVisible		AS VARCHAR(1),
	@RESULT AS NVARCHAR(50) OUTPUT
AS
BEGIN
	
    -- Insert statements for procedure here
	INSERT INTO TBLCFGMENUS(MenuName,PareId,FrmId,IsReadOnly,IsVisible,Comments) 
	VALUES (@MenuName,@PareId,@FrmId ,@IsReadOnly,@IsVisible,@COMMENTS)
	
	SET @Result = N'Data Inserted Succssfuly'
END