24.01.2017 21:21, [email protected] [firebird-support] wrote: > could you please elaborate on your point of view? > > What can go wrong during this kind of operation?
Upgrade script may fail and you database will end up in half-upgraded state. It could be simpler to restore fresh-made backup and repeat upgrade with fixed script than sort out failed statements by hand. > Is there a risk of database/backup corruption? Very little, but still - yes. Changes of metadata use a little different visibility rules than ordinary DML and I'm not sure that all bugs were cleaned out of this area. -- WBR, SD. ------------------------------------ ------------------------------------ ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Visit http://www.firebirdsql.org and click the Documentation item on the main (top) menu. Try FAQ and other links from the left-side menu there. Also search the knowledgebases at http://www.ibphoenix.com/resources/documents/ ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------ Yahoo Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/firebird-support/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/firebird-support/join (Yahoo! ID required) <*> To change settings via email: [email protected] [email protected] <*> To unsubscribe from this group, send an email to: [email protected] <*> Your use of Yahoo Groups is subject to: https://info.yahoo.com/legal/us/yahoo/utos/terms/
