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16 lines
426 B
16 lines
426 B
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Data;
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using System.Data.SqlClient;
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namespace DAL
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{
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public class ClassTree
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{
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//数据库配置修改并编译才能生效呢 //add by 51aspx.com
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private string connectionString="Data Source=.;Initial Catalog=classTree;Integrated Security=True;";
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/// <summary>
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/// 根据sql返回DataSet
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