1using System;
 2using System.Data;
 3using MyShop.Model;
 4namespace MyShop.IDAL
 5...{
 6    public interface ILog
 7    ...{
 8        int Add(LogInfo model);
 9        int Delete(string filter);
10        bool Exist(string filter);
11        DataSet GetDataSet();
12        DataSet GetDataSet(string filter);
13        LogInfo GetModel(DataRow dr);
14        DataSet Query(string sql);
15        int Update(LogInfo model, string filter);
16
17        int DeleteLogBeforeTwoDays();
18
19    }
20}
21