- query.prepare("UPDATE CONFERENCE set title=:title, url=:url, subtitle=:subtitle, venue=:venue, city=:city, start=:start, end=:end,"
- "day_change=:day_change, timeslot_duration=:timeslot_duration, utc_offset=:utc_offset, display_time_shift=:display_time_shift, active=:active "
- "WHERE id=:id");
+ QString update = "UPDATE CONFERENCE set title=:title, url=:url, subtitle=:subtitle, venue=:venue, city=:city, start=:start, end=:end, "
+ "day_change=:day_change, timeslot_duration=:timeslot_duration, utc_offset=:utc_offset";
+ if (!omit_display_time_shift) update += ", display_time_shift=:display_time_shift";
+ update += ", active=:active WHERE id=:id";
+ query.prepare(update);