Btw, I should mention that we are not supposed to change table structure as it is created by an application. And once the records have been added, the table is...

The select (same one) statement without ORDER BY should give results in order that records were physically added since there is no primary key and index set on the table....

Yes, I am checking with Select statement to the table.

Let me also provide a bit of more information. In Input0_ProcessInputRow method, I have the following logic(just putting a pseudocode):

if...