Welcome to MSDN Blogs Sign in | Join | Help

Browse by Tags

Download hotfixes

Sometimes you run into a bug in DataSet, or some other product. At this point, you have a couple of choices. You can work around the bug, or you can call CSS/PSS. Most people take the former route unless they can't figure out a workaround. When you call Read More...
Posted Thursday, July 03, 2008 2:51 PM by Erick Thompson | 0 Comments

Tech Ed

I'm currently down in sunny Orlando, getting ready for Tech Ed (or is it TechEd? That dot between letters is a very odd thing). I'm going to be presenting on LINQ to DataSet, and Understanding the Entity Framework. As usual, I have far too much material Read More...
Posted Friday, May 30, 2008 9:28 AM by Erick Thompson | 0 Comments

LINQ to DataSet - LinqDataView and indexes

Index usage One of the features of the DataView that often gets overlooked is its ability to very quickly find a DataRow (or multiple DataRows) by an index value. The index is built on the sort criteria, so if you sort based on the last name column, the Read More...
Posted Monday, May 19, 2008 12:37 PM by Erick Thompson | 3 Comments

DataSets and nullable types

Let's say you want to have a DataSet with an Integer column, and this column can have no values, which for argument's sake we'll call NULL values (there is a whole argument about NULL really means, but we'll punt on that). The DataSet has been around Read More...
Posted Thursday, May 15, 2008 7:14 PM by Erick Thompson | 9 Comments
Filed under:

How'ya doing, where'ya been?

It's been a while - but don't worry, I didn't drop off the face of the planet, or get eaten by huge worms. In the time since my last post, I've taken on some new responsibilities, namely a number of XML technologies, including those that are shipping Read More...
Posted Thursday, May 15, 2008 5:29 PM by Erick Thompson | 0 Comments

EnumerableRowCollection Type

If you've been playing with LINQ to DataSet, you may have noticed the EnumerableRowCollection type. For example, if you have a query like the following, the type of query is EnumerableRowCollection. var query = from row in ds.Tables[0].AsEnumerable() Read More...
Posted Tuesday, November 06, 2007 5:40 PM by Erick Thompson | 1 Comments

LINQ to DataSet Data Binding – LinqDataView Restriction Joins

LINQ To DataSet Data Binding – LinqDataView restriction joins In previous episodes In the last post I made on LINQ To DataSet Binding, I talked about how to create a LinqDataView. I’m going to spend some time today talking about some of the interesting Read More...
Posted Wednesday, October 24, 2007 11:39 AM by Erick Thompson | 1 Comments
Attachment(s): LinqDataView Restriction Join.zip

LINQ to DataSet Data Binding – Introducing LinqDataView

It's long overdue, but I finally was able to finish a few more posts on this series. Let me know if you find it helpful, and what you would like to see more of! Why DataView? As mentioned in this previous post , there are numerous options for data binding Read More...
Posted Friday, October 05, 2007 1:22 PM by Erick Thompson | 4 Comments

Want to see my source?

Have you ever wondered exactly what is going on inside of ADO.NET? Is Reflector the first thing you install after Visual Studio? Then you'll be interested in that fact that ScottGu just announced that the source for the .NET framework is going to be released. Read More...
Posted Thursday, October 04, 2007 1:24 PM by Erick Thompson | 2 Comments

PASS 2007 - Happening now in Denver

I'm currently in Denver for the SQL Server PASS conference. I'll be giving a talk about the Entity Framework for DBAs tomorrow (Wednesday) afternoon. If you're there, please come by. Even if you can't make my session, stop by and say hello! Thanks, Eric Read More...
Posted Tuesday, September 18, 2007 1:36 PM by Erick Thompson | 0 Comments

LINQ to DataSet – Data Binding

With the introduction of LINQ to DataSet there finally exists a full featured query language for the DataSet. Now your ability to query your data is limited only by CLR, which is no small thing! For an introduction on LINQ to DataSet, please see this Read More...
Posted Friday, August 24, 2007 12:39 PM by Erick Thompson | 8 Comments
Filed under: ,

Entity Framework starting points

I was recently asked what a high level list of good starting points for the Entity Framework is. This is a tough question as there are a lot of areas to cover. I've put together a list that I think makes sense from my perspective, which is tilted towards Read More...
Posted Tuesday, July 31, 2007 4:44 PM by Erick Thompson | 1 Comments

Entity Framework for DBAs

There are a host of new technologies coming out, and among them are some ORM type of systems. I want to spend some time exploring how a DBA will work with these, and if they are good or bad. Given that I am on the Entity Framework team, that is the place Read More...
Posted Thursday, May 03, 2007 6:22 PM by Erick Thompson | 7 Comments

LINQ to DataSet WebCast (May 2, 2007) - Samples and slides

This morning I performed a MSDN WebCast on LINQ to DataSet. I hope it was useful for people, and that I was able to answer all the questions sufficiently. If you missed the live show, you can always catch the "TiVo" version (i.e., on demand webcast). Read More...
Posted Wednesday, May 02, 2007 11:50 AM by Erick Thompson | 1 Comments
Attachment(s): DataSet Webcast - May 07 - Samples.zip

Beta 1 Orcas Samples - LINQ to Entities

With all the sample confusion during the March CTP, you will be pleased to know that the sample story for Beta 1 is much more smooth. You can find the complete working set of samples at the following URL. http://msdn2.microsoft.com/en-us/bb330936.aspx Read More...
Posted Tuesday, May 01, 2007 8:31 PM by Erick Thompson | 1 Comments
More Posts Next page »
 
Page view tracker