ADO.NET :: Reading Xml Data From Sql Server By Using LINQ TO XML?
Jan 28, 2011I'm curious is there any way to read xml from sql server by using LINQ TO XML,,, xml contained in xml field in sql server 2008 and i'm using VS2010.
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[Code]....
Now, I call this method as : var retrieved_Data = objDataMgrClass.ReadData();Now comes the problem that I am facing how to read each coloumn from this var retrived_Data??? I have tried using foreach loop but i keep getting an error : foreach statement cannot operate on variables of type 'object' because 'object' does not contain a public definition for 'GetEnumerator'.The foreach loop i have used as:
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Code:
Dim sr As StreamReader
Try
sr = File.OpenText("~ est.txt")
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Catch ex As Exception
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Using my entities As New HEALTHENTITIES1
Dim health = FROM TBLLALTEST_HEALTH In myEntities.TBLLATEST_HEALTH
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Where txtSurname.Text= TBLLATEST_HEALTH.SURNAME
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[Code] ....
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Dec 15, 2010NOTE: Code and names simplified for post. Elimination of try catch and other best practices also limited for post.
I have a simple SqlCE database one table consisting of 4 columns (specialvalue, name, state)
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s[] = {id,name,specialvalue,state) //(SAMPLE DATA-displaying names)
while(!sr.EndOfStream)
{
[Code]....
This code works as expected but I would like to increase the performance since it takes over 30 sec to complete. I will be moving to a stored procedure later but would like to find out how to optimize the current code. This is more for experience than anything. It is a project that I am working on for codeplex.
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protected override void RenderContents(HtmlTextWriter output)
{
var providersURL = Page.ClientScript.GetWebResourceUrl(typeof (OpenIDSel), "OpenIDSelector.Providers.htm");
var fi = new FileInfo(providersURL); // <- exception here
//the remaining code is to possibly render the file
}
This is an example of how the providersURL is:
/WebResource.axd?d=kyU2OiYu6lwshLH4pRUCUmG-pzI4xDC1ii9u032IPWwUzMsFzFHzL3veInwslz8Y0&t=634056587753507131
FileInfo is throwing System.ArgumentException: Illegal characters in path.
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[URL]
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here's my web.config file:
[Code]....
Reading Data From MySQL?
Aug 21, 2011I am connecting to a MYSQL database from asp.net just to see if a user exist. Sometimes this script works, other times it wont...
Code:
Imports System.Data
Imports System.Data.Odbc
Imports System.Configuration
Imports Utils
Partial Class member
Inherits System.Web.UI.Page
[code]......
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Feb 5, 2010I am looking for opinions and best coding practices.I need to get info from a database with a query such as SELECT this, that FROM MyDB (returning 2 fields). Would it be wrong to use a hashtable for temporary storage?Is there a better way to accomplish the same thing? What about if I am returning more than 2 fields, would it be best to step up to a DataSet or something?
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
GetData();
[code]...
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Is there a way I can make the first column invisible to the user but still retrieve the values of that column when enumerating?