Trait datafusion::logical_plan::expr_rewriter::ExprRewritable

pub trait ExprRewritable {
    fn rewrite<R>(self, rewriter: &mut R) -> Result<Self, DataFusionError>
    where
        R: ExprRewriter<Self>;
}

a trait for marking types that are rewritable by ExprRewriter

Required Methods

fn rewrite<R>(self, rewriter: &mut R) -> Result<Self, DataFusionError> where
    R: ExprRewriter<Self>, 

rewrite the expression tree using the given ExprRewriter

Implementors

impl ExprRewritable for Expr