[−][src]Function datafusion::physical_plan::type_coercion::coerce
pub fn coerce(
expressions: &Vec<Arc<dyn PhysicalExpr>>,
schema: &Schema,
signature: &Signature
) -> Result<Vec<Arc<dyn PhysicalExpr>>>
Returns expressions
coerced to types compatible with
signature
, if possible.
See the module level documentation for more detail on coercion.