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        public DataTable QueryTableAllItems(string tableName)
        {
            DataTable dt = null;

            MySqlCommand mysqlCommand = new MySqlCommand();
            mysqlCommand.CommandText = "proc_queryTableAllItems";//´æ´¢¹ý³Ì
            mysqlCommand.Connection = mysqlConn;
            mysqlCommand.CommandType = CommandType.StoredProcedure;

            MySqlParameter table = new MySqlParameter("@tname", MySqlDbType.VarChar);
            table.Value = (string)htTableName[(Object)tableName];
            mysqlCommand.Parameters.Add(table);

            try
            {
                MySqlDataReader mysqlDR = mysqlCommand.ExecuteReader();
                dt = mysqlDR.GetSchemaTable();
                while (mysqlDR.Read())
                {
    &n


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