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rs.Open(CRecordset::forwardOnly, _T("SELECT * FROM ImageTest"));
short nFields = rs.GetODBCFieldCount();
for (short index = 1; index < 10; index++)
{
rs.GetFieldValue(index, varValue);
if (varValue.m_dblVal)
sum += varValue.m_fltVal;
// do something with varValue
}
rs.MoveNext();