Trait ExtractExpr 

pub trait ExtractExpr {
    // Required method
    fn expressions_consider_join(&self) -> Vec<Expr>;
}

A trait to extract expressions from a logical plan.

Required Methods

fn expressions_consider_join(&self) -> Vec<Expr>

Gets expressions from a logical plan. It handles [Join] specially so [LogicalPlan::with_new_exprs()] can use the expressions this method returns.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl ExtractExpr for LogicalPlan

fn expressions_consider_join(&self) -> Vec<Expr>

Implementors