Right now it defaults to scoring BooleanQuery, and that's inconsistent w/ QueryParser which does constant score auto.
The new multi-term queries already set this default, so the only core queries this will impact are PrefixQuery and WildcardQuery. FuzzyQuery, which has its own rewrite to BooleanQuery, will keep doing so.
|Field||Original Value||New Value|
|Priority||Major [ 3 ]||Minor [ 4 ]|
|Component/s||Search [ 12310235 ]|
|Status||Open [ 1 ]||Resolved [ 5 ]|
|Resolution||Fixed [ 1 ]|
|Status||Resolved [ 5 ]||Closed [ 6 ]|
|Workflow||jira [ 12474223 ]||Default workflow, editable Closed status [ 12563833 ]|
|Workflow||Default workflow, editable Closed status [ 12563833 ]||jira [ 12585356 ]|