public void AddIMG_ENTRY(img_entry model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into IMG_ENTRY(");
            strSql.Append("IMG_ID,USER_ID,FOLDER_ID,STATU_ID,WORK_TIME,START_TIME,END_TIME,OUTPUT_STATUS,INPUT_DATA,INPUT_STATES,FORMAT_NAME)");
            strSql.Append(" values (");
            strSql.Append("@IMG_ID,@USER_ID,@FOLDER_ID,@STATU_ID,@WORK_TIME,@START_TIME,@END_TIME,@OUTPUT_STATUS,@INPUT_DATA,@INPUT_STATES,@FORMAT_NAME)");
            SQLiteParameter[] parameters = {
                    new SQLiteParameter("@IMG_ID", DbType.Int32,4),
                    new SQLiteParameter("@USER_ID", DbType.String),
                    new SQLiteParameter("@FOLDER_ID", DbType.Int32,4),
                    new SQLiteParameter("@STATU_ID", DbType.Int32,4),
                    new SQLiteParameter("@WORK_TIME", DbType.DateTime),
                    new SQLiteParameter("@START_TIME", DbType.DateTime),
                    new SQLiteParameter("@END_TIME", DbType.DateTime),
                    new SQLiteParameter("@OUTPUT_STATUS", DbType.Int32,4),
                    new SQLiteParameter("@INPUT_DATA", DbType.String),
                    new SQLiteParameter("@INPUT_STATES", DbType.Int32,4),
                    new SQLiteParameter("@FORMAT_NAME", DbType.String)};
            parameters[0].Value = model.IMG_ID;
            parameters[1].Value = model.USER_ID;
            parameters[2].Value = model.FOLDER_ID;
            parameters[3].Value = model.STATU_ID;
            parameters[4].Value = model.WORK_TIME;
            parameters[5].Value = model.START_TIME;
            parameters[6].Value = model.END_TIME;
            parameters[7].Value = model.OUTPUT_STATUS;
            parameters[8].Value = model.INPUT_DATA;
            parameters[9].Value = model.INPUT_STATES;
            parameters[10].Value = model.FORMAT_NAME;

            DbHelperSQLite.ExecuteSql(strSql.ToString(), parameters);
        }

 public static int ExecuteSql(string SQLString, string content)
        {
            using (SQLiteConnection connection = new SQLiteConnection(connectionString))
            {
                SQLiteCommand cmd = new SQLiteCommand(SQLString, connection);
                SQLiteParameter myParameter = new SQLiteParameter("@content", DbType.String);
                myParameter.Value = content;
                cmd.Parameters.Add(myParameter);
                try
                {
                    connection.Open();
                    int rows = cmd.ExecuteNonQuery();
                    return rows;
                }
                catch (System.Data.SQLite.SQLiteException E)
                {
                    throw new Exception(E.Message);
                }
                finally
                {
                    cmd.Dispose();
                    connection.Close();
                }
            }
        }