all groups > dotnet ado.net > march 2008 > threads for march 15 - 21, 2008
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Connection timeout
Posted by Ant at 3/21/2008 2:25:03 AM
Hi,
I am trying to run a SP that takes about 90 seconds to complete. If i run it
from SQL Server, it completes ok but if I run it from my .NET application, I
get a timeout error after about 40 seconds.
I set the Connection timeout in the connection string builder to 180 but it
still time out... more >>
Dynamically created data source for GridView
Posted by John at 3/20/2008 3:25:33 PM
Hi
I have a SQL string on the lines;
"SELECT a,b, c FROM MyTable WHERE MyTable.d = '" & Me.MyField.text & "'"
The value of Me.MyField is provided at runtime by user. I need to assign the
resultset of this SQL to an UltraGrid for view only i.e. no editing just
display. My questions are;
... more >>
Asynchronous SQL comand execution ?
Posted by Murali at 3/20/2008 2:16:43 AM
Hi all,
How I can use the ADO.net 2.0 , asyn sql command execution ?
Murali... more >>
size of a varchar field in SQLserver table
Posted by ton at 3/19/2008 9:41:21 PM
Hi,
In ADO I could read the property .DefinedSize of a field of a recordset to
determine the max size of the field. This is very usefull to set the
maxlength property of a textbox. How can this value be determined in the
ADONET- Dataset or datatable.
thanks for a reply
Ton
... more >>
TableAdapter to create new SQL stored proc with different owner
Posted by Nick at 3/19/2008 7:38:01 PM
Hi Gang,
I'm curious if this is a bug in Studio or not. Here's the background: Our
system has SQL Server installed and our DBA's all create our databases. We
are not DBOs in any of those databases. We do have rights to create stored
procs, they all show up as our name in the owner field. ... more >>
odd timeout problem
Posted by guy at 3/19/2008 3:40:00 AM
c#2008 / sql server 2005
I have a stored proc that takes 2 parameters
if run it through management studio
either with pramaeters x,y or a,b it correctly returns the same set of data
(about 100 rows) in about 1 (one) second
if i run it through my c# test harness (using a dataadapter fill)
... more >>
TIMESTAMP parameter: SqlDbType.Timestamp or SqlDbType.VarBinary?
Posted by TR at 3/18/2008 12:37:03 PM
When using VB.Net, what type do you choose for a TIMESTAMP parameter?
SqlDbType.Timestamp
OR
SqlDbType.VarBinary
And what size do you enter? 8?
Regards
TR... more >>
ll_exists_after_“Using_Blockâ€
Posted by JeffDotNet at 3/18/2008 11:57:03 AM
I was testing a method that updates several stronglytyped tables with a
sqltransaction and noticed that the number of connections never returned to
zero until I exited my application. (It ended with 1 connection)
My code had made use of the "using" statement so that the connection would
b... more >>
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Datasource from string
Posted by John at 3/18/2008 1:59:26 AM
Hi
Is it possible to create a datasource for dataview control for an sql
string?
Thanks
Regards
... more >>
Storing data in a local database
Posted by Debbie.Croft@nospamforme.com at 3/17/2008 6:09:56 PM
I'm writing an application that needs to store data locally (in C#). This
will be deployed on end-user machines (XP, Vista and 2003 Server). I want to
store the data in a database. The volume of data is not huge (about 1 to 5
megs).
My question is what database to I use? I can only assume t... more >>
SqlException after Adapter.Update: how to determine the source column and parameter involved?
Posted by TR at 3/17/2008 3:16:36 PM
I am at this point (<<<) in my Insert logic against a SQL2000 back-end:
Try
....
MyDataset.Tables(0).DefaultView.RowStateFilter = DataViewRowState.Added
If MyDataset.Tables(0).DefaultView.Count > 0 Then
Adapter.Update(MyDataset.Tables(0))
End If
Catch ex as Exception
RaiseEve... more >>
sqlcommand question
Posted by param@community.nospam at 3/17/2008 1:26:12 PM
Hi all,
I have a SQLCommand object that has been set with a Stored Proc & the
required parameters. I would like to somehow retrieve the sql text that is
sent to sql server as a result of execution of this command object. Is that
possible? So basically I want to extrapolate the text that ult... more >>
exception GetType
Posted by John at 3/15/2008 9:02:03 PM
Hi
What is the purpose of exception.GetType and what are the possible values
returned by it? Can it for example tell me if the exception is of type
DBConcurrencyException?
Thanks
Regards
... more >>
BindingSource.Current is null on position change.
Posted by Gerard at 3/15/2008 3:25:30 PM
Hi
I am trying to do a 1 to many relationship using dynamic textboxes,
binding navigator and a filter. It works on form_load but when i
change to the next row on the bindingNavigator I get.
"Object reference not set to an instance of an object."
Here is the code:
DataRowView... more >>
Cloning A DataRow
Posted by Scott M. at 3/15/2008 1:11:35 PM
I need to copy an entire row of a typed DataSet so that I can place it into
a different instance of the same type of typed DataSet. I don't see a clone
or copy method on the DataRow. Do I have to create and populate the row
manually?
-Scott
... more >>
Trapping data update exceptions
Posted by John at 3/15/2008 2:28:49 AM
Hi
I am updating a datatable in a dataset as below;
daMyAdpater.Update(MyDataSet.MyTable)
How can I trap various different exceptions that may occur during this
update process?
Thanks
Regards
... more >>
Datarow to string
Posted by John at 3/15/2008 2:07:07 AM
Hi
How can I save all values in a system.data.datarow to a string? I need this
for error logging purposes.
Thanks
Regards
... more >>
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