Marcelo Machado wrote:

> I know, but I´m working with orthopedic specialists, they love the checkbox!
>
> What could I make?

A separate table:

record_id <- pk of original table with 600 fields
name <- name of checkbox
value <- is it checked or not?

The table would have 600 rows per single row in original table.

--
Milan Babuskov
http://fbexport.sourceforge.net
http://www.flamerobin.org