Excel表中的数据导入到数据库中
原来没有导入数据，SQL数据库中数据
EXCEL表，准备新插入的数据
成功导入数据库中数据s
代码
string strConn = " Data Source=.;DataBase=hhaspx;Uid=sa;Pwd=lilo202 " ; // 链接SQL数据库
protected void Page_Load( object sender, EventArgs e)
{
SqlConnection cn = new SqlConnection(strConn);
cn.Open();
SqlDataAdapter sda = new SqlDataAdapter( " select * from hhaspx_gz " , cn);
DataSet ds = new DataSet();
sda.Fill(ds, " hhaspx_gz " );
this .GridView1.DataSource = ds.Tables[ " hhaspx_gz " ];
this .GridView1.DataKeyNames = new string [] { " hhaspx_id " };
this .GridView1.DataBind();
}
/// <summary>
/// 查询EXCEL电子表格添加到DATASET
/// </summary>
/// <param name="filenameurl"> 服务器路径 </param>
/// <param name="table"> 表名 </param>
///
public DataSet ExecleDs( string filenameurl, string table)
{
string strConn = " Provider=Microsoft.Jet.OleDb.4.0; " + " data source= " + filenameurl + " ;Extended Properties='Excel 8.0; HDR=YES; IMEX=1' " ;
OleDbConnection conn = new OleDbConnection(strConn);
conn.Open();
DataSet ds = new DataSet();
OleDbDataAdapter odda = new OleDbDataAdapter( " select * from [Sheet1$] " , conn);
odda.Fill(ds, table);
return ds;
}
protected void Button1_Click( object sender, EventArgs e)
{
if (FileUpload1.HasFile == false ) // HasFile用来检查FileUpload是否有指定文件
{
Response.Write( " <script>alert('请您选择Excel文件')</script> " );
return ; // 当无文件时,返回
}
string IsXls = System.IO.Path.GetExtension(FileUpload1.FileName).ToString().ToLower(); // System.IO.Path.GetExtension获得文件的扩展名
if (IsXls != " .xls " )
{
Response.Write( " <script>alert('只可以选择Excel文件')</script> " );
return ; // 当选择的不是Excel文件时,返回
}
SqlConnection cn = new SqlConnection(strConn);
cn.Open();
string filename = DateTime.Now.ToString( " yyyymmddhhMMss " ) + FileUpload1.FileName; // 获取Execle文件名 DateTime日期函数
string savePath = Server.MapPath(( " ~\\upfiles\\ " ) + filename); // Server.MapPath 获得虚拟服务器相对路径
FileUpload1.SaveAs(savePath); // SaveAs 将上传的文件内容保存在服务器上
DataSet ds = ExecleDs(savePath, filename); // 调用自定义方法
DataRow[] dr = ds.Tables[ 0 ].Select(); // 定义一个DataRow数组
int rowsnum = ds.Tables[ 0 ].Rows.Count;
if (rowsnum == 0 )
{
Response.Write( " <script>alert('Excel表为空表,无数据!')</script> " ); // 当Excel表为空时,对用户进行提示
}
else
{
for ( int i = 0 ; i < dr.Length; i ++ )
{
string hhaspx_rq = dr[i][ " 日期 " ].ToString(); // 日期 excel列名【名称不能变,否则就会出错】
string hhaspx_bh = dr[i][ " 编号 " ].ToString(); // 编号 列名 以下类似
string hhaspx_xm = dr[i][ " 姓名 " ].ToString();
string hhaspx_dx = dr[i][ " 底薪 " ].ToString();
string hhaspx_kh = dr[i][ " 考核 " ].ToString();
string hhaspx_jl = dr[i][ " 奖励 " ].ToString();
string hhaspx_jt = dr[i][ " 津贴 " ].ToString();
string hhaspx_jb = dr[i][ " 加班 " ].ToString();
string hhaspx_zb = dr[i][ " 值班 " ].ToString();
string hhaspx_jx = dr[i][ " 绩效 " ].ToString();
string hhaspx_hj = dr[i][ " 合计 " ].ToString();
string sqlcheck = " select count(*) from hhaspx_gz where hhaspx_rq=' " + hhaspx_rq + " 'And hhaspx_xm=' " + hhaspx_xm + " ' " ; // 检查用户是否存在
SqlCommand sqlcmd = new SqlCommand(sqlcheck,cn);
int count = Convert.ToInt32(sqlcmd.ExecuteScalar());
if (count < 1 )
{
string insertstr = " insert into hhaspx_gz (hhaspx_rq,hhaspx_bh,hhaspx_xm,hhaspx_dx,hhaspx_kh,hhaspx_jl,hhaspx_jt,hhaspx_jb,hhaspx_zb,hhaspx_jx,hhaspx_hj) values(' " + hhaspx_rq + " ',' " + hhaspx_bh + " ',' " + hhaspx_xm + " ',' " + hhaspx_dx + " ',' " + hhaspx_kh + " ',' " + hhaspx_jl + " ',' " + hhaspx_jt + " ',' " + hhaspx_jb + " ',' " + hhaspx_zb + " ',' " + hhaspx_jx + " ',' " + hhaspx_hj + " ') " ;
SqlCommand cmd = new SqlCommand(insertstr, cn);
try
{
cmd.ExecuteNonQuery();
}
catch (MembershipCreateUserException ex) // 捕捉异常
{
Response.Write( " <script>alert('导入内容: " + ex.Message + " ')</script> " );
}
}
else
{
Response.Write( " <script>alert('内容重复！禁止导入');location='default.aspx'</script></script> " );
continue ;
}
}
Response.Write( " <script>alert('Excle表导入成功!');location='default.aspx'</script> " );
}
cn.Close();
下面附加实例