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我的存储过程:

PROCEDURE [dbo].[addMasterTransaksi]

@kodeSuplier varchar(10),
@Total money,
@kodeUser varchar(10),
@isLunas varchar (2),
@Dp money,
@kodeTrans varchar(10) output
AS
BEGIN
Declare @KdTrans as varchar(10);
Declare @Kode as int;
Declare @thisYear as varchar(10);

select @thisyear = RIGHT(YEAR(getDate()),2)

SELECT TOP(1) @KdTrans = SUBSTRING(kodeTransaksi,5,6) FROM TblMasterPembelian WHERE YEAR(Tanggal) = YEAR(getDate()) order by kodeTransaksi desc;
--print @KdTrans
IF @KdTrans IS Null 
    SET @KdTrans = 'TB'+ @thisYear +'000001'
else
    begin
    select @Kode = convert(int,@KdTrans);
    select @Kode = @Kode + 1;
    select @KdTrans = convert(int,@Kode);
    select @KdTrans = '00000' + @KdTrans;
    select @KdTrans = right(@KdTrans,6)
    select @KdTrans ='TB' + @thisYear + @KdTrans 
    end

SET NOCOUNT ON;

--ke Master Pembelian
INSERT INTO TblMasterPembelian(kodeTransaksi,Tanggal,Total,kodeSuplier,kodeUser,isLunas,DP)
VALUES (@KdTrans,getDate(),@Total,@kodeSuplier,@kodeUser,@isLunas,@Dp)

 set @kodeTrans =@KdTrans
--print @kodeTrans
return  @kodetrans

END

VB.NET 代码:

Public Function addMasterPembelianny(ByVal kodesup As String, ByVal total As Long, ByVal kodeUser As String, ByVal isLunas As String, ByVal dp As Long)
    Dim kodeTransaksi As String



    modKoneksi.bukaKoneksi()
    command.Connection = modKoneksi.koneksidb
    command.CommandType = CommandType.StoredProcedure
    command.CommandText = "addMasterTransaksi"
    command.Parameters.Add("@kodeSuplier", OleDbType.VarChar, 10, ParameterDirection.Input).Value = kodesup
    command.Parameters.Add("@Total", OleDbType.BigInt, 10, ParameterDirection.Input).Value = total
    command.Parameters.Add("@kodeUser", OleDbType.VarChar, 10, ParameterDirection.Input).Value = kodeUser
    command.Parameters.Add("@isLunas", OleDbType.VarChar, 2, ParameterDirection.Input).Value = isLunas
    command.Parameters.Add("@Dp", OleDbType.BigInt, 10, ParameterDirection.Input).Value = dp

    command.Parameters.Add("@kodeTrans", OleDbType.Char, 10)
    command.Parameters("@kodeTrans").Direction = ParameterDirection.Output


    command.ExecuteReader()


    kodeTransaksi = command.Parameters("@kodeTrans").Value
    modKoneksi.tutupKoneksi()
    Return kodeTransaksi

End Function

当我想从存储过程中检索参数时遇到问题..

当我运行该代码时,会出现类似此消息的错误..

将 varchar 值“TB13000005”转换为数据类型 int 时转换失败。

为什么他们说转换为 int 数据类型失败?

我的代码有什么问题..?

请高手帮帮我..

4

1 回答 1

3

我相信是您的存储过程中的这一行导致了错误:

return  @kodetrans

存储过程只能返回整数作为RETURN语句的一部分,因此该行失败(就像@kodetransa一样VARCHAR)。您可以完全删除该行...对于输出参数,您在此处所做的操作:

set @kodeTrans =@KdTrans

在存储过程中很好,应该足够/确定。

于 2013-03-30T04:46:43.570 回答