using System;
using System.Collections.Generic;
using System.Data;
using System.Text;

namespace Terra.YaoGan.Common
{
   public interface IDatabaseInterface
    {

        /// <summary>
        /// 数据库连接字符串
        /// </summary>
        /// <param name="connectstring">数据库连接字符串</param>
        void connect();

        /// <summary>
        /// 数据关闭
        /// </summary>
        void close();

        int getRow(string  sql);

        DataTable QuerySql(string sql);

    }
}