Stephen Caine <[EMAIL PROTECTED]> writes: > Knut, >> >> Upgrade is disabled in alpha and beta releases of Derby, but you can >> enable it by setting the derby.database.allowPreReleaseUpgrade >> property (java -Dderby.database.allowPreReleaseUpgrade=true ....). >> If you set that property, your 10.1 database is booted in soft >> upgrade mode, which means that the database will still work when >> you go back to Derby 10.1. >> >> If you set the property *and* add ";upgrade=true" to the connection >> URL, the database will be upgraded to the 10.2 format. In that >> case, the database cannot be booted with Derby 10.1 any more. And >> if the database format is changed between the beta and the final >> release, it might not even be bootable with Derby 10.2. >> >> You should absolutely not upgrade a database to 10.2 beta unless you >> have a backup! > > Thank you for the warning. > > Can I set the derby.database.allowPreReleaseUpgrade property in the > Derby properties file?
Yes, you can. -- Knut Anders
