>>Hmmm, checking... no indexes, and exclusive use. Maybe what I am more looking for is what imports faster SDF or comma delimited or..
>
>There was a long thread here recently that covered just that, and the conclusion was the APPEND was faster than either LLFF or using FileToStr and ALINES(). I don't know if fixed vs delimited makes any difference. If you test this, let us know what you find out.

Barbara,

The thread was Coding, syntax & commands Re: How get the Number of Lines from a text file Thread #451983 Message #452778

It seems to me, that Houston's idea is very promising, if it could be done.