In our own experience, Zotero updates have never been a problem, but the data you have saved in Zotero so far is probably something you don't want to lose due to a freak accident.

She logs online to update friends' profile on SNS, skips meals and sleeps in –just like she did on campus.

Now, let's say I need to activate the object from the database and display its values in a JSP servlet, so users can update their profile information.