Push down null filters for other types than inner join #12349
Description
Is your feature request related to a problem or challenge?
We currently support pushing down null filters on inner join using the FilterNullJoinKeys rule.
We can however push down more filters for other types based on the on_lr_is_preserved condition
Describe the solution you'd like
Push down null filters based on on_lr_is_preserved
Describe alternatives you've considered
No response
Additional context
No response