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How can I compare my BD with a .qvd file?
If you do inner join between the two tables it will return you all of the DB that is also on you DB and on your .qvd file.
Didnt get you..are you tryong to compare out put with the databse..or some thing else...
How can I compare my database and my qvd, to store only different data. I wanna put the new values from my BD in my qvd, but keep old data too. Supose that we don't have a modified date.
