datafusion_substrait::logical_plan::producer

Function to_substrait_rex

Source 
pub fn to_substrait_rex(
    producer: &mut impl SubstraitProducer,
    expr: &Expr,
    schema: &DFSchemaRef,
) -> Result<Expression>
Expand description

Convert DataFusion Expr to Substrait Rex

ยงArguments

  • producer - SubstraitProducer implementation which the handles the actual conversion
  • expr - DataFusion expression to convert into a Substrait expression
  • schema - DataFusion input schema for looking up columns