entry.get( oldRdnAttr ).remove( oldRdnValue );
if ( hasUserIndexOn( oldRdnAttr ) )
{
Index idx = getUserIndex( oldRdnAttr );
idx.drop( oldRdnValue, id );
/*
* If there is no value for id in this index due to our
* drop above we remove the oldRdnAttr from the existance idx
*/