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       Excel中数据导入到SQL Server数据库_mssql学习_编程技术-你的首页-uuhomepage.comusing System.Data.SqlClient;using System.Data.OleDb;  private void tsmiImportTeacherInfo_Click(object sender, EventArgs e)        {            DataSet ds;            if (ofdImport.ShowDialog()==DialogResult.OK)            {                ds = ImportExcel(this.ofdImport.FileName);  //获得Excel             }            else            {                return;            }            int odr = 0;            SqlConnection cn = db.sqlconnection();            try            {                cn.Open();                string str = "insert into Teacher (TeacherId,Pwd,eachCourse,TeacherName) values(@TeacherId,@Pwd,@TeachCourse,@TeacherName)";                SqlCommand cmd = db.sqlcommand(str,cn);                int dsLength = ds.Tables[0].Rows.Count;   //获得Excel中数据长度                  for (int i = 0; i < dsLength; i++)                {                    cmd.Parameters.Add("@TeacherId", SqlDbType.VarChar, 50).Value = ds.Tables["Teacher "].Rows[i][0];                    cmd.Parameters.Add("@Pwd", SqlDbType.VarChar, 50).Value = ds.Tables["Teacher "].Rows[i][1];                    cmd.Parameters.Add("@TeachCourse", SqlDbType.VarChar, 300).Value = ds.Tables["Teacher "].Rows[i][2];                    cmd.Parameters.Add("@TeacherName", SqlDbType.VarChar, 50).Value = ds.Tables["Teacher "].Rows[i][3];                    odr = cmd.ExecuteNonQuery();//提交                     cmd.Parameters.Clear();    //清除前的赋值                }                //如果查到了数据,才使控制分页按钮生效                  if (odr > 0)                {                    MessageBox.Show("导入成功!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Information);                }                cn.Close();            }            catch (Exception ex)            {                                throw ex;            }                    }        public static DataSet ImportExcel(string file)        {            FileInfo FileInfo = new FileInfo(file);            if (!FileInfo.Exists)            {                return null;            }            string strcn = @"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + file + ";Extended Properties='Excel 12.0 Xml;HDR=YES;IMEX=1;'";            OleDbConnection cn = new OleDbConnection(strcn);            DataSet ds = new DataSet();            try            {                cn.Open();                string strcmd = "select * from [Sheet1$]";                OleDbDataAdapter da = new OleDbDataAdapter(strcmd,cn);                da.Fill(ds, "Teacher ");                return ds;            }            catch (Exception ex)            {                throw ex;            }        }本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/crx05/archive/2009/12/17/5023589.aspx   
 
 
 
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