Trait ExpressionConvertor 

pub trait ExpressionConvertor: Send + Sync {
    // Required methods
    fn can_be_pushed_down(
        &self,
        expr: &Arc<dyn PhysicalExpr>,
        schema: &Schema,
    ) -> bool;
    fn convert(&self, expr: &dyn PhysicalExpr) -> VortexResult<Expression>;
}

Trait for converting DataFusion expressions to Vortex ones.

Required Methods

fn can_be_pushed_down( &self, expr: &Arc<dyn PhysicalExpr>, schema: &Schema, ) -> bool

Can an expression be pushed down given a specific schema

fn convert(&self, expr: &dyn PhysicalExpr) -> VortexResult<Expression>

Try and convert a DataFusion PhysicalExpr into a Vortex Expression.

Implementors