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

MySQL存储过程:

#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 ;

Microsoft SQL Server存储过程

--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

csharp 读取MySQL存储过程：

 /// <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;
        }

csharp 读取Microsoft SQL Server存储过程

        /// <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;
        }