m_resultSet.last();
cloneRowLocate.moveToBookmark(m_rowLocate.getBookmark());
m_resultSetUpdate.deleteRow();
clone.next();
assertTrue("deleting the last record left the clone in a strange state (after |next|)", clone.isAfterLast());
clone.previous();
assertTrue("deleting the first record left the clone in a strange state (after |next| + |previous|)", clone.isLast());
// .....................................................................................................
// check whether movements of the clone interfere with movements of the RowSet, if the latter is on a deleted row
final int positionBefore = positionRandom();