我使用 Visual Studio .NET 2003,当所有文本框、组合框字段都填充了数据时,添加按钮工作正常,但是在测试不填充字段时将其保留为 NULL,它返回错误消息“字符串未被识别为有效的 DateTime”
我有一个名为 txtPurchasedDate 的文本框
我的存储过程
CREATE PROCEDURE AddOfficeEquipmentProfile
(
@OE_ID varchar(11) = NULL,
@OE_Category char(3) = NULL,
@OE_SubCategory char(3) = NULL,
@OE_Name varchar(35) = NULL,
@OE_User varchar(35) = NULL,
@OE_Brand varchar(15) = NULL,
@OE_Model varchar(35) = NULL,
@OE_Specs varchar(1000) = NULL,
@OE_SerialNo varchar(35) = NULL,
@OE_PropertyNo varchar(35) = NULL,
@OE_MacAddress varchar(100) = NULL,
@OE_Static_IP varchar(15) = NULL,
@OE_Vendor varchar(35) = NULL,
@OE_PurchaseDate smalldatetime = NULL,
@OE_WarrantyInclusiveYear int = NULL,
@OE_WarrantyStatus char(2) = NULL,
@OE_Status varchar(15) = NULL,
@OE_Dept_Code char(3) = NULL,
@OE_Location_Code char(8) = NULL,
@OE_Remarks varchar(1000) = NULL
)
AS
INSERT INTO tblOfficeEquipmentProfile (OE_ID, OE_Category, OE_SubCategory, OE_Name, OE_User, OE_Brand, OE_Model, OE_Specs, OE_SerialNo,
OE_PropertyNo, OE_MacAddress, OE_Static_IP, OE_Vendor, OE_PurchaseDate, OE_WarrantyInclusiveYear, OE_WarrantyStatus, OE_Status, OE_Dept_Code,
OE_Location_Code, OE_Remarks )
VALUES (@OE_ID, @OE_Category, @OE_SubCategory, @OE_Name, @OE_User, @OE_Brand, @OE_Model,
@OE_Specs, @OE_SerialNo, @OE_PropertyNo, @OE_MacAddress, @OE_Static_IP, @OE_Vendor, @OE_PurchaseDate, @OE_WarrantyInclusiveYear, @OE_WarrantyStatus,
@OE_Status, @OE_Dept_Code, @OE_Location_Code, @OE_Remarks)
IF @@ERROR<>0
BEGIN
ROLLBACK TRANSACTION
RETURN 0
END
ELSE
BEGIN
COMMIT TRANSACTION
RETURN 1
END
GO
我的 Vb.net 添加按钮代码
Dim cmd As SqlCommand = sqlconn.CreateCommand
sqlconn.Open()
cmd.CommandType = CommandType.StoredProcedure
cmd.CommandText = "AddOfficeEquipmentProfile"
cmd.Parameters.Add("@OE_ID", SqlDbType.VarChar, 11, "oeq-su-999")
cmd.Parameters.Add("@OE_Category", SqlDbType.Char, 3, "COM")
cmd.Parameters.Add("@OE_SubCategory", SqlDbType.Char, 3, "SU")
cmd.Parameters.Add("@OE_Name", SqlDbType.VarChar, 35, "adminpmis01")
cmd.Parameters.Add("@OE_User", SqlDbType.VarChar, 35, "Ivan")
cmd.Parameters.Add("@OE_Brand", SqlDbType.VarChar, 15, "DELL")
cmd.Parameters.Add("@OE_Model", SqlDbType.VarChar, 35, "optiplex")
cmd.Parameters.Add("@OE_Specs", SqlDbType.VarChar, 1000, "dualcore")
cmd.Parameters.Add("@OE_SerialNo", SqlDbType.VarChar, 35, "sgh5960")
cmd.Parameters.Add("@OE_PropertyNo", SqlDbType.VarChar, 35, "j7h7h6g6f2")
cmd.Parameters.Add("@OE_MacAddress", SqlDbType.VarChar, 100, "j7h7:h6g6f2")
cmd.Parameters.Add("@OE_Static_IP", SqlDbType.VarChar, 15, "192.168.1.5")
cmd.Parameters.Add("@OE_Vendor", SqlDbType.VarChar, 35, "ADWAYS")
cmd.Parameters.Add("@OE_PurchaseDate", SqlDbType.SmallDateTime)
cmd.Parameters.Add("@OE_WarrantyInclusiveYear", SqlDbType.Int)
cmd.Parameters.Add("@OE_WarrantyStatus", SqlDbType.Char, 2, "IN")
cmd.Parameters.Add("@OE_Status", SqlDbType.VarChar, 15, "Good")
cmd.Parameters.Add("@OE_Dept_Code", SqlDbType.Char, 3, "ADM")
cmd.Parameters.Add("@OE_Location_Code", SqlDbType.Char, 8, "ADM_OFC")
cmd.Parameters.Add("@OE_Remarks", SqlDbType.VarChar, 1000, "ACTIVE")
cmd.Parameters("@OE_ID").Value = txtOEID.Text
cmd.Parameters("@OE_Category").Value = cmbCategory.Text
cmd.Parameters("@OE_SubCategory").Value = cmbSubCategory.Text
cmd.Parameters("@OE_Name").Value = txtName.Text
cmd.Parameters("@OE_User").Value = txtUser.Text
cmd.Parameters("@OE_Brand").Value = cmbBrand.Text
cmd.Parameters("@OE_Model").Value = cmbModel.Text
cmd.Parameters("@OE_Specs").Value = txtSpecs.Text
cmd.Parameters("@OE_SerialNo").Value = txtSerialNo.Text
cmd.Parameters("@OE_PropertyNo").Value = txtPropertyNo.Text
cmd.Parameters("@OE_MacAddress").Value = txtMacAddress.Text
cmd.Parameters("@OE_Static_IP").Value = txtStaticIp.Text
cmd.Parameters("@OE_Vendor").Value = txtVendor.Text
cmd.Parameters("@OE_PurchaseDate").Value = txtPurchaseDate.Text
cmd.Parameters("@OE_WarrantyInclusiveYear").Value = txtWarrantyInclusiveYear.Text
cmd.Parameters("@OE_WarrantyStatus").Value = txtWarrantyStatus.Text
cmd.Parameters("@OE_Status").Value = txtStatus.Text
cmd.Parameters("@OE_Dept_Code").Value = cmbDeptCode.Text
cmd.Parameters("@OE_Location_Code").Value = cmbLocationCode.Text
cmd.Parameters("@OE_Remarks").Value = txtRemarks.Text
cmd.ExecuteNonQuery()
MsgBox("Successfully Added Equipment Profile")
sqlconn.Close()