Using data retrieved from a select clause in a button click event (asp.net VB)

Hello to all,
I am trying to use the data extracted from a SQL select when pressing a button in a web form. I am totally new to this, I did it with ADO recordsets in access but never in asp.net. Here is a sample of the button1 on click event:
 
 
 
 
 
 
 
 
 
 
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