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all groups > dotnet ado.net > february 2004 > threads for sunday february 15

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dataset.ReadXml does not return until writer closes stream
Posted by Craig Traxler at 2/15/2004 11:50:09 PM
What causes ReadXml to return? I have a java application that is writing an xml stream to a socket. I am using VB .Net to read the stream into a dataset. The problem is that the call to ReadXml does not return until the writer closes the socket. Just flushing the buffer is not sufficient. I ...more >>


TEXT/NTEXT column type
Posted by Chris at 2/15/2004 11:41:06 PM
I'm designing an ASP.NET site where I was thinking of storing all my articles in a MSSQL2K database. 8000 chars isn't much for a real article with HTML codes etc so I have to use a TEXT/NTEXT column for this In good coding practice, I have created a seperate data-tier which utilizes stored procedu...more >>

What is wrong in this AD0.Net row update?
Posted by Gabriel Langen at 2/15/2004 9:57:11 PM
Hi, Here is a test code! Very simple and short! The modify of row(0) doen't work but the add.row is OK!!! I think, all the needed imports are OK! Thanks Imports System.Data Imports System.Data.OleDb Dim ds_Test As DataSet Dim da_adapter As OleDbDataAdapter Dim str_sql As Stri...more >>

Re: lazy load, very lazy ....
Posted by Yair Cohen at 2/15/2004 7:24:48 PM
Hi again ! i have reduced the amount of rows to 350 ( like the current state at the customer server) I have tested 4 approaches: 1. dataadapter to fill datatable, retrieved by a select statment with 1 join. (i delete 2 joins so 2 related object were not loaded with the main object). 2. datare...more >>

Passing ID's in SQL
Posted by Andrew Banks at 2/15/2004 7:02:58 PM
I'm using guid to generate primary keys for my SQL server DB I'm now trying to query the DB but keep getting errors. It seems to be erroring when passing the ID and it's always around a hyphen in the sring I'm passing Eg. WHERE ID = '24646a31-c088-41da-b93c-32174588da48' errors near a31 ...more >>

Database Structure and XML
Posted by Jerome Schnitzler at 2/15/2004 6:36:20 PM
Hello NG, I have the following problem. I recieve a dBase file and want to access it via ASP.NET and ADO.NET. So far so good (thanx to Jan again). The problem is now, that there are three important columns, which are responsible for sorting. I call them GROUP1, 2 and 3. If I select GROUP1 I ...more >>

Virtual Join using ParentRow
Posted by Masahiro Ito at 2/15/2004 6:04:01 PM
I read somewhere about doing a virtual join on a table by adding a row that computes the parentrow's value. I can't seem to get the syntax down. Using an Orders and a Customers table as an example: dsOrders1.Orders.Columns.Add("CustomerName", ?, ?) The 'Type' of the row should be str...more >>

Data Adapter Configuration Wizard creates new Connection
Posted by Jim Dafnis at 2/15/2004 2:04:37 PM
Hi I'm working on a project with multiple developers in VB.NET 2003. SQL Database We are mainly connecting to the database by dropping SQL Data Adapter objects on a form, configuring it and generating a dataset. The Data Adapter wizard creates a connection object on the form as well. Great....more >>



Best way to copy a DataTable to a database via a DataAdapter?
Posted by Dave at 2/15/2004 1:11:05 PM
I am a .NET newbie and I'm surprised to find almost no posts on this question; only a couple that weren't answered. I hope some kind soul answers this post I have a DataTable whose rows are in various RowStates. I want to copy the entire DataTable to a table in an external MS Access database acces...more >>

DataObjects.NET opinions
Posted by md at 2/15/2004 11:20:27 AM
Hello I recently discovered an ORM product: DataObjects.NET. Has anyone worked with this product? Opinions? http://www.x-tensive.com/Products/DataObjects.NET/ Regards, Marco ...more >>


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