It's hard to say w/o knowing what "Do other stuff" doing. The second one looks cleaner to me.

>What is more efficient:
>

SQL PT dataset (variable no of records but within a range of records)
>INDEX on a field
>
>SCAN
>   SEEK(in "MySQLPTCursor")
>   Do other stuff
>ENDSCAN

>
>

>SCAN
>   SQL PT single record as needed
>   Do other stuff
>ENDSCAN

>
>Please advise.