Hi @Ayush_Mandal,
I see that you posted this same comment on this post here: [OJS 3.0.0] Customizing User Registration Form - #4 by asmecher
Please don’t post duplicate content - this goes against our guidelines, as it clutters up the forum.
I’m not sure about the database fields, but I’ll see if another one of our team members can comment when they are available.
-Roger
PKP Team