tt-rss/schema/versions/pgsql/16.sql

alter table ttrss_feeds add column auth_pass_encrypted boolean;
update ttrss_feeds set auth_pass_encrypted = false;
alter table ttrss_feeds alter column auth_pass_encrypted set not null;
alter table ttrss_feeds alter column auth_pass_encrypted set default false;

update ttrss_version set schema_version = 16;