vb.net ado.net know first value of table rows

I have a table but i need modify/delete some times each row value, how can know the value originally in each row.
rflorencioAsked:
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DhaestConnect With a Mentor Commented:
See the link I provided earlier ...

For a datatable in .net: Getting Specific Versions of a Row
http://msdn.microsoft.com/en-us/library/7kd9zhee(vs.71).aspx
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Meir RivkinFull stack Software EngineerCommented:
can u elaborate the question?what do u mean by "how can know the value originally in each row"?
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DhaestCommented:
For a datatable in .net: Getting Specific Versions of a Row
http://msdn.microsoft.com/en-us/library/7kd9zhee(vs.71).aspx
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rflorencioAuthor Commented:
for ex i load a row from sql table:
credit=500
after credit row can have many values like 200/, 39, ....
and last i need to know the first value in row, in this case 500
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DhaestCommented:
So you want the first row of the data you retrieve ?

DataTable.Rows(0)
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rflorencioAuthor Commented:
no, my example consider is ever the same row. if same row change value, i need know original value in this ex. 500
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rflorencioAuthor Commented:
I can get the DataRowVersion.Original at any time, even after is changed.
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