• Asp.Net将Excel数据导入Sql Server数据库的的例子


    在网上找到一个Asp.Net将Excel数据导入Sql Server数据库的的例子,是调用存储过程的

    前言:cmd.CommandText="Proc_Address";这句话是调用存储过程"Proc_Address"

    该存储过程代码为:

    CREATE Proc Proc_Address @CardNo char(20),@ToAddress char(50),@CCAddress char(50) ,@YYYYMM char(12)

    as

    declare @strSql   char (400)

    set @strSql = 'Insert into EmailAddress' + @YYYYMM + ' values(''+@CardNo+'',''+@ToAddress+'',''+@CCAddress+'',''+'1')'   --插入一条记录

    exec (@strSql)

    GO

    private void Button1_Click(object sender, System.EventArgs e)

    {

    CreateTable();

    //先将EXCEL导入到数据库,一:先把EXCEL导入dateView,二:然后将dateView里的数据导入到数据库里面

    //EXCEL 的连接串

    string sConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" +

    "Data Source=" + File1.PostedFile.FileName.ToString() + ";" +

    "Extended Properties=Excel 8.0;";

    //建立EXCEL的连接

    OleDbConnection objConn = new OleDbConnection(sConnectionString);

    objConn.Open();

    OleDbCommand objCmdSelect =new OleDbCommand("SELECT * FROM [Sheet1$]", objConn);

    OleDbDataAdapter objAdapter1 = new OleDbDataAdapter();

    objAdapter1.SelectCommand = objCmdSelect;

    DataSet objDataset1 = new DataSet();

    objAdapter1.Fill(objDataset1, "XLData");

    // DataGrid1.DataSource = objDataset1.Tables[0].DefaultView; //测试代码,用来测试是否能读出EXCEL上面的数据

    // DataGrid1.DataBind();

    DataTable dt = objDataset1.Tables[0];

    DataView myView = new DataView(dt);

    //SQL SERVER的数据库连接

    SqlConnection conn;

    string dns =System.Configuration.ConfigurationSettings.AppSettings["ConStr"];//连接串

    conn=new SqlConnection(dns);

    SqlCommand cmd =conn.CreateCommand();

    cmd.CommandType =CommandType.StoredProcedure;

    cmd.CommandText="Proc_Address";

    int count=0;//用来记录出错的条数

    try

    {

    foreach (DataRowView myDrv in myView)

    {

    count++;

    //要关闭上一次的SQL Server的连接

    if (conn.State.ToString()!="Closed")

    conn.Close();

    //每一次都要清空所有的CMD的参数

    cmd.Parameters.Clear();

    //执行存储过程

    //首先获得参数 共 3个

    //@CardNo,@ToAddress,@CCAddress

    SqlParameter paraCardNo =cmd.Parameters.Add("@CardNo",SqlDbType.Char);

    SqlParameter paraToAddress =cmd.Parameters.Add("@ToAddress",SqlDbType.Char);

    SqlParameter paraCCAddress =cmd.Parameters.Add("@CCAddress",SqlDbType.Char);

    SqlParameter paraYYYYMM =cmd.Parameters.Add("@YYYYMM",SqlDbType.Char);

    //表示是输出参数

    paraCardNo.Direction = ParameterDirection.Input;

    paraToAddress.Direction = ParameterDirection.Input;

    paraCCAddress.Direction = ParameterDirection.Input;

    paraYYYYMM.Direction = ParameterDirection.Input;

    //参数赋值

    paraCardNo.Value = myDrv[0].ToString().Trim();

    paraToAddress.Value = myDrv[1].ToString().Trim();

    paraCCAddress.Value = myDrv[2].ToString().Trim();

    paraYYYYMM.Value = ddlYear.Items[ddlYear.SelectedIndex].Value + ddlMonth.Items[ddlMonth.SelectedIndex].Value;

    conn.Open();

    cmd.ExecuteNonQuery();//写入SQL数据库

    }

    }

    catch

    {

    Page.Response.Write("alert('第"+count.ToString()+"条数据出错!');");

    objConn.Close();//关闭EXCEL的连接

    }

    objConn.Close();//关闭EXCEL的连接

    理想太丰满,现实太骨感
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  • 原文地址:https://www.cnblogs.com/iamherea/p/2881172.html
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