Yes, Stonefield Data Toolkit (SDT) does exactly that. Plus a chunk of other things, like providing utilities to update table structures without losing data and a host of other neat things. Try it - you'll like it.

>Stonefield tools is what everyone mentions. I don't use myself, so I can say about retaining the pr, but it's likely...
>
>>I seem to recall that there are utilities out there that can detect and fix corrupt tables. I assume (he says nervously), that there are some that can re-index tables without losing the Persistant Relations with-in the DBC.
>...snip