Trait datafusion::optimizer::optimizer::OptimizerRule

source · [−]
pub trait OptimizerRule {
    fn optimize(
        &self, 
        plan: &LogicalPlan, 
        execution_props: &ExecutionProps
    ) -> Result<LogicalPlan>;

    fn name(&self) -> &str;
}
Expand description

OptimizerRule transforms one [‘LogicalPlan’] into another which computes the same results, but in a potentially more efficient way.

Required methods

Rewrite plan to an optimized form

A human readable name for this optimizer rule

Implementors