using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Data.OleDb; using System.Data.SqlClient; namespace MyExcel { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { string connString = "Data Source=.;Initial Catalog=MyProgram;Integrated Security=True"; System.Windows.Forms.OpenFileDialog fd = new OpenFileDialog(); if (fd.ShowDialog() == DialogResult.OK) { TransferData(fd.FileName, "sheet1", connString); } } public void TransferData(string excelFile, string sheetName, string connectionString) { DataSet ds = new DataSet(); try { string strConn="Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=" + excelFile + ";" + "Extended Properties=Excel 8.0;"; OleDbConnection conn = new OleDbConnection(strConn); conn.Open(); string strExcel = ""; OleDbDataAdapter myCommand = null; strExcel = string.Format("select * from [{0}$]", sheetName); myCommand = new OleDbDataAdapter(strExcel, strConn); myCommand.Fill(ds, sheetName); string strSql = string.Format("if object_id('{0}') is null create table {0}(", sheetName); foreach (System.Data.DataColumn c in ds.Tables[0].Columns) { strSql += string.Format("[{0}] varchar(255),", c.ColumnName); } strSql = strSql.Trim(',') + ")"; using (System.Data.SqlClient.SqlConnection sqlconn = new System.Data.SqlClient.SqlConnection(connectionString)) { sqlconn.Open(); System.Data.SqlClient.SqlCommand command = sqlconn.CreateCommand(); command.CommandText = strSql; command.ExecuteNonQuery(); sqlconn.Close(); } //用bcp导入数据 using (System.Data.SqlClient.SqlBulkCopy bcp = new System.Data.SqlClient.SqlBulkCopy(connectionString)) { bcp.SqlRowsCopied += new System.Data.SqlClient.SqlRowsCopiedEventHandler(bcp_SqlRowsCopied); bcp.BatchSize = 100;//每次传输的行数 bcp.NotifyAfter = 100;//进度提示的行数 bcp.DestinationTableName = sheetName;//目标表 bcp.WriteToServer(ds.Tables[0]); } } catch (Exception ex) { System.Windows.Forms.MessageBox.Show(ex.Message); } } void bcp_SqlRowsCopied(object sender, System.Data.SqlClient.SqlRowsCopiedEventArgs e) { this.Text = e.RowsCopied.ToString(); this.Update(); textBox1.Text = "已经完成" + e.RowsCopied.ToString(); } } }