dataset for data mining in excel

Protected void button#click (Object sender, eventargs E){String sqlconn = system. Web. configuration. webconfigurationmanager. connectionstrings ["sqlconn"]. connectionstring; String mystring = "provider = Microsoft. Jet. oledb.4.0; Data Source = E:/examples.xls; extended properties = 'excel 8.0; HDR = yes; IMEX = 1 '";Oledbconnection cnnxls = new oledbconnection (mystring );Oledbdataadapter myda = new ole

This article describes how asp.net implements data to import from a DataTable into an Excel file and create a table. Share to everyone for your reference, specific as follows: Invoke method: DataSet ds = (DataSet) session["Listmobile"];//gets the value of the table to be exported if (DS). Tables[0]. R

= AppDomain.CurrentDomain.BaseDirectory + "uploads/excel/";Savepath = Path.Combine (Path, FileName);File. SaveAs (Savepath);if (Fileex.equals (". xlsx"))strconn = "Provider=microsoft.ace.oledb.12.0;data source=" + Savepath + "; Extended properties= ' Excel 12.0 Xml; Hdr=yes; Imex=1 ' ";else if (fileex.equals (". xls"))strconn = "Provider=Microsoft.Jet.OLEDB.4.0;

I will first explain some programs and then give the entire source code.DataSet objDataset = new DataSet ();ObjConn = new SqlConnection (ConfigurationSettings. Etettings ["ConnectionSqlServer"]. ToString ());ObjConn. Open (); // configuration file in web. config.SqlDataAdapter objAdapter = new SqlDataAdapter ("Select top 10 * from MERS where country = 'USA'", objConn); // you need to change it to the statement of choice for

In a Web project, it is often necessary to implement the ability to export a query's dataset into a document such as Excel, Word, and many times you do not want to add references to the DLLs associated with Office components in your project, or even be affected by different versions of Office. Result in limited functionality after deployment on different servers, or conflict with other projects, the use of

represent the first line is the title, not the data; Const stringCmdtext ="Provider=microsoft.ace.oledb.12.0;data source={0}; Extended properties= ' Excel 12.0; Hdr=yes; Imex=1 '"; DataTable DT=NULL; //Establish a connectionOleDbConnection conn =NewOleDbConnection (string. Format (Cmdtext, FILEURL)); Try { //Open L

This article describes the method that ASP.net implements Gradview bound database data and exports Excel. Share to everyone for your reference, specific as follows: protected void Showdata_click (object sender, EventArgs e) {SqlConnection myconnection = new SqlConnection ("Data Sou Rce=localhost;initial catalog=test; User Id=sa;password=sa "); SqlDataAd

This article realizes that the data in the database is output directly to the Excel file format and output in the browser. Here is an example of implementation: View examples Excelexport.aspx inherits= "AspxWeb.mengxianhui.com.ExcelExport"%>! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 transitional//en"http://schemas.microsoft.com/intellisense/ie5">Bordercolor= "#CC9966" borderwidth= "1px" borderstyle= "None"