alter table user_comment_details add column is_proofread boolean default false;
comment on column user_comment_details.is_proofread is 'is comment proofread';
update user_comment_details set is_proofread = false;

alter table user_comment_details add column is_admin_acknowledged boolean default true;
comment on column user_comment_details.is_admin_acknowledged is 'is comment admin acknowledged';
update user_comment_details set is_admin_acknowledged = true;

