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Actually now that I've been working with your answer, it sounds a lot like what the page says is the only (cumbersome) workaround. Is there no way to have a bunch of variant variables and load those with the values/nulls, apart from individually testing each and every variable? It seems like...

Thanks! Can you use a For Each construct with them? Would it be just FOR EACH myRow IN MyTypedDataTable ?

I'm about ready to drop VS and go back to VBA I'm so frustrated! Is there a way to get Visual Studio to return Null values from database tables?? 99.999% of the time I have a table of user data, there's always fields that have the option of leaving them blank. But, in VS, it always throws an...

Thanks! I think I get it. How do I execute a SQL UPDATE statement? Do I need another reference included? I assume I can do SQL on this database connection since myDatabase.mdf if I am not mistaken is a SQL database format?

Is this myDatabaseDataSet.xsd a set of intermediate tables, into which data is loaded from the database, gets worked on, then gets uploaded back into the database? Or am I misunderstanding how these things work?

That's precisely the part I'm lost at! How do I use a dataAdapter? (Thanks!)

I am a VERY advanced VBA programmer making my way into VB.net. So far, I have set up a MyDatabase.mdf database file in visual studio, and followed tutorials to make pretty forms that allow the user to view and update the data. Now what I want to do is manipulate the data with VB code - go...