Module variadic_left

Functions

attempt_left_join_magic 🔒

Attempt to render a stack of left joins as an inner join against “enriched” right relations.

decompose_equations 🔒

If predicate can be decomposed as any number of col(x) = col(y) expressions anded together, return them.

recompose_equations 🔒

Turns column equation into idiomatic Rust equation, where nulls equate.