CRBaseEx Class Members

1. Methods
   FindNextRow:    Finds a record with a specified value.
   GetApproximatePosition:    Gets the approximate position of a row corresponding to a specified bookmark.
   GetRowsAt:    Gets records beginning with a bookmark.
   GetRowsAtRatio:    Fetches records starting from a fractional position in the rowset.
   Seek:    Seeks a record with a set of index keys.
   SetRange:    Sets a range of records with two sets of keys.