Most likely you have 1 or more collections behind the alias that have replicas out of sync :)
Try querying each collection to find the one out of sync. > On Aug 12, 2020, at 10:47 AM, Jae Joo <jaejo...@gmail.com> wrote: > > I have 10 collections in single alias and having different result sets for > every time with the same query. > > Is it as designed or do I miss something? > > The configuration and schema for all 10 collections are identical. > Thanks, > > Jae