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cynos_query/optimizer/
pass.rs

1//! Optimizer pass trait.
2
3use crate::planner::LogicalPlan;
4
5/// An optimization pass that transforms a logical plan.
6pub trait OptimizerPass {
7    /// Optimizes the given logical plan.
8    fn optimize(&self, plan: LogicalPlan) -> LogicalPlan;
9
10    /// Returns the name of this pass.
11    fn name(&self) -> &'static str {
12        "unnamed"
13    }
14}