Module join

Structs

• Join
  Join combines two relations according to some condition.

Functions

• can_push_left_from_filter
• can_push_left_from_on
• can_push_on_from_filter
• can_push_right_from_filter
• can_push_right_from_on
• has_repeated_element 🔒
• push_down_into_join
  Try to split and pushdown predicate into a into a join condition and into the inputs of the join. Returns the pushed predicates. The pushed part will be removed from the original predicate.
• push_down_join_condition
  Try to pushes parts of the join condition to its inputs. Returns the pushed predicates. The pushed part will be removed from the original join predicate.
• push_down_to_inputs 🔒
  Try to split and pushdown predicate into a join’s left/right child. Returns the pushed predicates. The pushed part will be removed from the original predicate.