all groups > dotnet ado.net > september 2007 > threads for september 15 - 21, 2007
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how to force a .net application to use .net 2.0 ?
Posted by Daniel at 9/21/2007 1:53:32 PM
how to force a .net application to use .net 2.0 ?
this windows service is about 4 years old and im pretty sure is using .net
1.x runtime. Is there soem setting in the installer that says to use .net
2.0 instead of .net 1.0? this windows service is developed in visual studio
2002
... more >>
SQLdatasource delete with parameter output
Posted by Madison at 9/21/2007 7:54:02 AM
Hi all,
I have troublem to get parameters output to return value back. I'm using
SQLdatasource and stored procedure to get information and delete row from
gridview. I don't have any problems get information and display but when I
want to delete some row from gridview and return parameters out... more >>
How to Cancel BindingSource.PositionChanged Event?
Posted by Tomasz J at 9/21/2007 12:00:00 AM
Hello Developers,
What I am trying to accomplish may seem trivial: simple data entry form with
DataRowView, BindingNavigator and several bound TextBoxes, DataRowView in
read-only mode.
When the user modifies data through one of the TextBoxes and then attempts
to change the curren... more >>
How to get SQL timestamp value using VB.NET
Posted by M Lee at 9/20/2007 6:32:03 AM
How do you get the actual value of a timestamp from a SQL Server 2000
database table using VB.Net? My recordset is returning a "System.Byte[]"
Type. How can I convert it into something usable?... more >>
Balancing security needs in ADO.NET applications
Posted by michael at 9/20/2007 6:06:03 AM
What's the best way of having a .NET application interact with SQL server
without compromising security? Here's my issue:
Let's say you want a user to be able to read, write, and delete records from
a SQL Server table. It's simple enough to give the user logon credentials on
SQL Server allo... more >>
Transaction Help
Posted by Daniel Jeffrey at 9/20/2007 12:00:00 AM
Can only help me please - this might not be easy to explain but I will try.
I have a class that updates the database for the program.
I want to use a transaction but I am having issues.
I have a function called TableExists (Below) that you will see checks to see
if the table already exist... more >>
DataGridView focus problem when deleting the last record
Posted by Tomasz J at 9/19/2007 4:18:44 PM
Hello Developers,
I have a problem I really do not how to correctly handle.
Very simple scenario:
DataGridView bound to BindingSource, BindingNavigator attached,
BindingSource bound to a DataTable, let's say, with just one column. Also, I
have a TextBox bound to my BindingS... more >>
performance issue filtering data table...
Posted by zperetz at 9/19/2007 8:56:03 AM
Hallo to all
I'm on dot net framework 1.1
I have a data table populated with about 300k records
I have a serious performance issue filtering the data table using data table
select methode
(I can not use find on the rows collection because I search for non PK values)
there should be a way to... more >>
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loading stream into datatable.
Posted by Archana at 9/19/2007 7:24:51 AM
Hi all,
I want to load content into datatable which are in CSV file format.
What i am doing is reading one text file which is in csv format into
string.
Later on i want this string to be in datatable.
Can i bind strring content to datatable?
Please help me asap.
thanks in advance.... more >>
is a reader automaticaly disposed if the connection it is associated with is closed?
Posted by Daniel at 9/18/2007 2:14:35 PM
is a reader automaticaly disposed if the connection it is associated with is
closed?
what will happen if an app:
while true
open connection
open reader
close connection
end while
... more >>
Microsoft Data blocks and transactions in more than 1 database
Posted by Mike at 9/18/2007 11:37:39 AM
Hi,
I'm using Microsoft Data Block's SQLHelper to insert record in a DB.
As a parameter to the function I pass a stored procedure and all the
stored procedure parameters
I need to use transaction to do this, but my problem is that I have to
insert information across 4 databases,... more >>
i seem to be having memory issues, will deplying a release build instead of a debug build help with memory usage of my .net process?
Posted by Daniel at 9/18/2007 2:05:08 AM
i seem to be having memory issues, will deplying a release build instead of
a debug build help with memory usage of my .net process?
... more >>
Writing Update Back to SQL Server
Posted by Joannie at 9/16/2007 10:04:01 AM
I am somewhat of a newbie to .NET development and my SqlClient dataset throws
the following runtime error when trying to update rows in a SQL Server table:
Dynamic SQL generation for the UpdateCommand is not supported against
a SelectCommand that does not return any key column informat... more >>
Typed Dataset from xsd-File
Posted by J. S. EDV at 9/16/2007 9:06:03 AM
Hello,
is it possible to generate a typed dataset from a xsd-file?
Background: I want to write a export-function for some data stored in a
database. For this I got a standardized interface description as a xsd and
xml file. Is there a possibility to generate a typed dataset trought a
as... more >>
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