PHPUnit Database Testing
According to
this is already built-in.
Also see these slides by M.Lively (the main DBUnit author)
and B. Eberlei's Ultimate Guide to DB Testing with PHPUnit
So it should work along the lines of
$database_dataset = new PHPUnit_Extensions_Database_DataSet_DataSetFilter ( $this->getConnection()->createDataSet(array('bank_account')), array('bank_account' => array ('date_created')) // excluded);