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Import databases in batches using Excel

Source: Internet
Author: User
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Background code:

Using system;
Using system. Collections. Generic;
Using system. LINQ;
Using system. Web;
Using system. Web. UI;
Using system. Web. UI. webcontrols;
Using system. Data;
Using system. Data. sqlclient;
Using system. Data. oledb;
Using system. IO;

Public partial class Excel: system. Web. UI. Page
{

Int COUNT = 0;
Int counts = 0;
Protected void page_load (Object sender, eventargs E)
{

}
Protected void btnexcel_click (Object sender, eventargs E)
{
String filepath = "";
// Directoryinfo mydir = new directoryinfo (@ "F: \ excel ");
Directoryinfo mydir = new directoryinfo (server. mappath ("file /"));
Fileinfo [] files = mydir. getfiles ();
For (INT I = 0; I <files. length; I ++)
{
// Filepath = "F: \ Excel \" + files [I]. tostring ();
Filepath = server. mappath ("file/" + files [I]. tostring ());
// String xlsname = files [I]. tostring (). Replace (". xls ","");
String connstring03 = "provider = Microsoft. jet. oledb.4.0; Data Source = "+ filepath +"; extended properties = 'excel 8.0; HDR = no; IMEX = 1; '"; // HDR = No or yes: whether to enter the title (such as name, gender, =) IMEX = 1: Indicates whether to forcibly convert to text
// String connstring07 = "provider = Microsoft. Ace. oledb.12.0; Data Source =" + filepath + "; extended properties = Excel 12.0; HDR = yes; IMEX = 1 ;'";
Oledbconnection excelconn = new oledbconnection (connstring03 );
Excelconn. open ();
String excelsel = "select * from [sheet1 $]";
Oledbcommand excelcmd = new oledbcommand (excelsel, excelconn );
Oledbdataadapter excelda = new oledbdataadapter ();
Excelda. selectcommand = excelcmd;
Dataset excelds = new dataset ();

Excelda. Fill (excelds );

Datatable dt = excelds. Tables [0];

Dataview myview = new dataview (DT );
Try
{
Foreach (datarowview mydrv in myview)
// For (Int J = 0; j <excelds. Tables [0]. Rows. Count; j ++)
{
Count ++;
String pro_excel = "excel_insert ";
Sqlparameter [] Param = {New sqlparameter ("@ name", sqldbtype. nvarchar ),
New sqlparameter ("@ Info", sqldbtype. nvarchar ),
New sqlparameter ("@ address", sqldbtype. nvarchar)
};
// Param [0]. value = excelds. Tables [0]. Rows [J] [0]. tostring (). Trim ();
// Param [1]. value = excelds. Tables [0]. Rows [J] [1]. tostring (). Trim ();
// Param [2]. value = excelds. Tables [0]. Rows [J] [2]. tostring (). Trim ();
Param [0]. value = mydrv [0]. tostring (). Trim ();
Param [1]. value = mydrv [1]. tostring (). Trim ();
Param [2]. value = mydrv [2]. tostring (). Trim ();

Counts = sqlhelper. executenonquery (sqlhelper. Conn, commandtype. storedprocedure, pro_excel, Param );

}
If (counts> 0)
{
Clientscript. registerstartupscript (this. GetType (), "", "<SCRIPT> alert ('imported successfully') </SCRIPT> ");
}
Else
{
Clientscript. registerstartupscript (this. GetType (), "", "<SCRIPT> alert ('Operation failed') </SCRIPT> ");
}
}
Catch
{
Clientscript. registerstartupscript (this. getType (), "", "<SCRIPT> alert ('nth" + count. tostring () + "data error") </SCRIPT> ");
Excelconn. Close ();
}
Excelconn. Close ();
}
}
}

// Front-end

<% @ Page Language = "C #" autoeventwireup = "true" codefile = "Excel. aspx. cs" inherits = "Excel" %>

<% @ Register src = "webusercontrol. ascx" tagname = "webusercontrol" tagprefix = "uc1" %>

<! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<HTML xmlns = "http://www.w3.org/1999/xhtml">
<Head runat = "server">
<Title> </title>
</Head>
<Body>
<Form ID = "form1" runat = "server">
<Div>
<Uc1: webusercontrol id = "webusercontrol1" runat = "server"/> <asp: button id = "btnexcel" runat = "server" text = "Import excel" onclick = "btnexcel_click"/>
</Div>
</Form>
</Body>
</Html>

 

// Stored Procedure

Create proc excel_insert
(
@ Name nvarchar (50 ),
@ Info nvarchar (50 ),
@ Address nvarchar (50)
)
As
Insert into Excel (name, info, address) values (@ name, @ info, @ address)

 

 

Add a sentence for Import

Insert into projhinfo_bas select * From OpenRowSet ('Microsoft. Ace. oledb.122.16', 'excel 5.0; HDR = yes; database = "+
URL + "', sheet1 $)

The URL is an Excel address. Note: The data table column is the same as the Excel column.

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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