ALTER TABLE {{p}}display_preferences
    ADD COLUMN adaptive_email_colors INTEGER NOT NULL DEFAULT 0;

ALTER TABLE {{p}}mail_preferences
    ADD COLUMN message_loading_mode TEXT NOT NULL DEFAULT 'pagination';

ALTER TABLE {{p}}mail_preferences
    ADD COLUMN compact_wide_rows INTEGER NOT NULL DEFAULT 1;

ALTER TABLE {{p}}identities
    ADD COLUMN signature_insert_mode TEXT NOT NULL DEFAULT 'silent';