Set the cursor to refer to the first key/data pair of the database,
and store that pair in Current. If the first key has
duplicate values, the first data item in the set of duplicates is
stored in Current.
Set the cursor to refer to the first key/data pair of the database,
and store that pair in Current. If the first key has
duplicate values, the first data item in the set of duplicates is
stored in Current.