MSSQL database detaching script aspx version

Last Update:2018-12-03 Source: Internet

Author: User

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<% @ Page Language = "C #" %>

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

Protected void button#click (Object sender, eventargs E)
{
String serverip = txtserverip. text;
String database = txtdatabase. text;
String user = txtuser. text;
String pass = txtpass. text;
String tablename = txttablename. text;
String colname = txtcolname. text;
String filename = txtfilename. text;

If (serverip! = NULL & database! = NULL & user! = NULL & pass! = NULL & tablename! = NULL & filename! = NULL)
{

String connectionstring = "Server =" + serverip + "; database =" + database + "; uid =" + User + "; Pwd =" + pass;
System. Data. sqlclient. sqlconnection connection = new system. Data. sqlclient. sqlconnection (connectionstring );

Try
{

Connection. open ();
String sqlstr = "select * from" + tablename;

If (colname! = "")
{

Sqlstr = "select" + colname + "from" + tablename;

}

System. Data. dataset DS = new system. Data. dataset ();
System. Data. sqlclient. sqlcommand cmd = new system. Data. sqlclient. sqlcommand (sqlstr, connection );
System. Data. sqlclient. sqldataadapter da = new system. Data. sqlclient. sqldataadapter (CMD );
Da. Fill (DS );
System. Data. datatable = Ds. Tables [0];

If (datatable. Rows. Count = 0)
{
Lblinfo. Text = "no data to be exported !";
Lblinfo. forecolor = system. Drawing. color. blue;
Return;

}
String filepath = system. Io. Path. getdirectoryname (server. mappath ("dataoutexl. aspx") + "\ dataout ";
If (! System. Io. Directory. exists (filepath ))
{
System. Io. Directory. createdirectory (filepath );
}
Bool outtype = radiobutton1.checked;
Int sum = datatable. Rows. count;
Int COUNT = 1;
Int size = 0;
Int tmpnum = 1;

If (txtnum. Text! = "")
{
Size = int. parse (txtnum. Text );
Count = sum/size + 1;
}
For (INT z = 0; Z <count; Z ++)
{

Button1.text = "exporting ..";
Button1.enabled = false;
Lblinfo. Text = "exporting" + (Z + 1) + "group data, total" + Count + "group data ";
Lblinfo. forecolor = system. Drawing. color. blue;

System. Io. streamwriter file = new system. Io. streamwriter (filepath + "\" + (Z + 1) + "_" + filename, false, encoding. utf8 );

Bool isfirst = true;
If (outtype)
{

File. Write (@ "<HTML> <Style> * {font-size: 12px;} table {Background: # DDD; Border: solid 2px # CCC;} TD {Background: # FFF ;}
. Th TD {Background: # Eee; font-weight: bold; Height: 28px; color: #008 ;}
Div {border: solid 1px # DDD; Background: # FFF; padding: 3px; color: # 00b ;}</style>
<Title> export table </title>

File. Write ("<Table border = '0' cellspacing = '1' cellpadding = '3'> ");

}

For (INT I = size * z; I <datatable. Rows. Count; I ++)
{
System. Data. datarow = datatable. Rows [I];
If (isfirst)
{
If (outtype)
{
File. Write ("<tr class = 'th'> ");
}

For (Int J = 0; j <datatable. Columns. Count; j ++)
{

If (outtype)
{
File. Write ("<TD> ");
}

File. Write (datatable. Columns [J]. columnname + "");

If (outtype)
{
File. Write ("</TD> ");
}
}

If (outtype)
{
File. Write ("</tr> ");
}

Isfirst = false;
}

If (outtype)
{
File. Write ("<tr> ");
}
Else
{
File. writeline ("");
}

For (int K = 0; k <datatable. Columns. Count; k ++)
{

If (outtype)
{
File. Write ("<TD> ");
}

File. Write (datatable. Rows [I] [k] + ");

If (outtype)
{
File. Write ("</TD> ");
}
}

If (outtype)
{
File. Write ("<tr> ");
}
Else
{
File. writeline ("");
}

If (tmpnum = size)
Break;

Tmpnum + = 1;

}

If (outtype)
{
File. Write ("</table> ");
File. Write ("<br/> <div> execution successful! Return "+ tmpnum +" Row </div> ");
File. Write ("</body> }
Else
{
File. writeline ("execution successful! Return "+ tmpnum +" line !");
}

File. Dispose ();
File. Close ();
Tmpnum = 1;
}

Lblinfo. Text = "exported successfully !";
Lblinfo. forecolor = system. Drawing. color. blue;
Button1.enabled = true;
Button1.text = "start exporting ";

}
Catch (exception ex)
{
Lblinfo. Text = "Export failed !" + Ex. message;
Lblinfo. forecolor = system. Drawing. color. Red;

} Finally
{
Connection. Close ();
}

}
Else
{
Lblinfo. Text = "please fill in the relevant connection information first !";
Lblinfo. forecolor = system. Drawing. color. Red;
}
}
</SCRIPT>

<HTML xmlns = "http://www.w3.org/5o/xhtml">
<Head runat = "server">
<Title> No title page </title>
<Style type = "text/CSS">
. Style1
{
Width: 61%;
}
. Style2
{
Height: 23px;
}
</Style>
</Head>
<Body>
<Form ID = "form1" runat = "server">
<Div>

<Table>
<Tr>
<TD colspan = "2" align = center>
SQL Server data export & nbsp;
By: <a href = "http://hi.baidu.com/lightning kid_tysan”> lightning kiddies </a> </TD>

</Tr>
<Tr>
<TD>
Server IP: </TD>
<TD>
<Asp: textbox id = "txtserverip" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
Database: </TD>
<TD>
<Asp: textbox id = "txtdatabase" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
Username: </TD>
<TD>
<Asp: textbox id = "txtuser" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
Password: </TD>
<TD>
<Asp: textbox id = "txtpass" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
Table Name: </TD>
<TD>
<Asp: textbox id = "txttablename" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
Column name: </TD>
<TD>
<Asp: textbox id = "txtcolname" runat = "server" width = "172px"> </ASP: textbox>
& Nbsp; separate column names with commas (,). If this parameter is left blank, it indicates all columns. </TD>
</Tr>
<Tr>
<TD>
Number of groups: </TD>
<TD>
<Asp: textbox id = "txtnum" runat = "server" width = "172px"> </ASP: textbox>
& Nbsp; can be used when there are too many data </TD>
</Tr>
<Tr>
<TD>
Save file name: </TD>
<TD>
<Asp: textbox id = "txtfilename" runat = "server" width = "172px"> </ASP: textbox>
* </TD>
</Tr>
<Tr>
<TD>
File Format: </TD>
<TD>
<Asp: radiobutton id = "radiobutton1" runat = "server" groupname = "type" Checked = "true" text = "html"/>
& Nbsp;
<Asp: radiobutton id = "radiobutton2" runat = "server" groupname = "type" text = "TXT"/>
</TD>
</Tr>
<Tr>
<TD colspan = "2" align = "center">
<Asp: button id = "button1" runat = "server" text = "start to export" onclick = "button#click"/>
</TD>

</Tr>
<Tr>
<TD colspan = "2">
<Asp: Label id = "lblinfo" runat = "server" text = ""> </ASP: Label>
</TD>

</Tr>
</Table>

</Div>
</Form>
</Body>
</Html>

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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MSSQL database detaching script aspx version

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