org.apache.flink.table.planner.analyze

Interface PlanAnalyzer

All Known Implementing Classes:

GroupAggregationAnalyzer, NonDeterministicUpdateAnalyzer

@Internal
public interface PlanAnalyzer

Plan analyzer analyzes the optimized physical plan and provide potential risk warnings and optimization advice.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	PlanAnalyzer.AnalyzedResult The analyzed PlanAdvice with a list of applicable RelNode ids.

Method Summary

Modifier and Type	Method and Description
Optional<PlanAnalyzer.AnalyzedResult>	analyze(FlinkRelNode rel) Analyze the optimized RelNode and return PlanAnalyzer.AnalyzedResult.

Method Detail

analyze

Optional<PlanAnalyzer.AnalyzedResult> analyze(FlinkRelNode rel)

Analyze the optimized RelNode and return PlanAnalyzer.AnalyzedResult.