I predicted some colleague would come to me 2 minutes after I sent this
with some finding - I was wrong, it was a few hours! It seems there was a
change in a custom similarity class (I think because of an API change in
Solr), which caused the query boost to not be applied. We're looking at
this an
We're preparing to upgrade from Solr 6.4.2 to Solr 7.6.0, and found an
inconsistency in scoring. It appears that term boosts in the query are not
applied in Solr 7.
The query itself against both versions is identical (removed un-important
params):
("one"^1) OR ("two"^2) OR ("three"^3)
edismax
max
