Fajar Priyanto a écrit : > > Installing an old mysql into the latest centos is not the best way either. > Why not installing the whole database into the new mysql? Unless it's using > functions that are not available/compatible with mysql5, it will work OK. > Wrong. I'm running a public library management software that requires MySQL 4 and will not run on MySQL 5. The MySQL documentation also states that some functions in MySQL 5 are *not* backwards-compatible. cheers, Niki