sql: MySQL and Microsoft SQL Server Stored Procedures IN, OUT using csharp code

#插入一条返回值
DELIMITER $$
DROP PROCEDURE IF EXISTS `geovindu`.`proc_Insert_BookKindOut` $$
CREATE PROCEDURE `geovindu`.`proc_Insert_BookKindOut` (IN param1Name NVarChar(1000),IN param1Parent Int,OUT ID INT)
BEGIN
IF NOT EXISTS (SELECT * FROM BookKindList WHERE BookKindName=param1Name) then   #如果存在相同的记录，不添加
INSERT INTO BookKindList (BookKindName,BookKindParent)VALUES(param1Name ,param1Parent);
#set ID=Last_insert_id()
SELECT LAST_INSERT_ID() into ID;
end if;
END $$
DELIMITER ;

--插入一条返回值
IF EXISTS (SELECT * FROM sysobjects WHERE [name] = 'proc_Insert_BookKindOut')
DROP PROCEDURE proc_Insert_BookKindOut
GO
CREATE PROCEDURE proc_Insert_BookKindOut
(
--@BookKindID Int,
@BookKindName NVarChar(1000),
@BookKindCode varchar(100),
@BookKindParent Int,
@BookKindID int output
)
AS
IF NOT EXISTS (SELECT * FROM BookKindList WHERE [BookKindName]=@BookKindName)
BEGIN
INSERT INTO BookKindList
(
[BookKindName] ,
[BookKindCode],
[BookKindParent]
)
VALUES
(
@BookKindName ,
@BookKindCode,
@BookKindParent
)
select @BookKindID=@@IDENTITY
END
GO

/// <summary>
/// 追回返回值
/// </summary>
/// <param name="bookKindList"></param>
/// <param name="id"></param>
/// <returns></returns>
public int InsertBookKindOut(BookKindListInfo bookKindList,out int id)
{
int ret = 0;
int tid = 0;
try
{
MySqlParameter[] par = new MySqlParameter[]{
new MySqlParameter("?param1Name",MySqlDbType.VarChar,1000),
new MySqlParameter("?param1Parent",MySqlDbType.Int32,4),
new MySqlParameter("?ID",MySqlDbType.Int32,4),
};
par[0].Value = bookKindList.BookKindName;
par[1].Value = bookKindList.BookKindParent;
par[2].Direction = ParameterDirection.Output;
ret = MySqlHelpDu.ExecuteSql("proc_Insert_BookKindOut", CommandType.StoredProcedure, par);
if (ret > 0)
{
tid = (int)par[2].Value;
}
}
catch (MySqlException ex)
{
throw ex;
}
id = tid;

return ret;
}

/// <summary>
/// 追加记录返回值
/// </summary>
/// <param name="bookKindList"></param>
/// <param name="iout"></param>
/// <returns></returns>
public int InsertBookKindOut(BookKindListInfo bookKindList,out int iout)
{
int ret = 0;
int tou = 0;
try
{
SqlParameter[] par = new SqlParameter[]{
new SqlParameter("@BookKindName",SqlDbType.NVarChar,1000),
new SqlParameter("@BookKindParent",SqlDbType.Int,4),
new SqlParameter("@BookKindID",SqlDbType.Int,4),
};
par[0].Value = bookKindList.BookKindName;
par[1].Value = bookKindList.BookKindParent;
par[2].Direction = ParameterDirection.Output;
ret = DBHelper.ExecuteSql("proc_Insert_BookKindOut", CommandType.StoredProcedure, par);
if (ret > 0)
{
tou =(int)par[2].Value;
}
}
catch (SqlException ex)
{
throw ex;
}
iout = tou;
return ret;
}