anonymous_namespace{join_optimizer.cc}::RefAccessBuilder::PredicateAnalysis Struct Reference

Result type of AnalyzePredicates(). More...

Public Attributes
double	selectivity
	The selectivity of the entire predicate. More...
double	join_condition_selectivity
	The combined selectivity of the conditions refering to the target table. More...
AbsorbedPredicates	predicates
	The predicates that are applied, and possibly also subsumed, by the given index lookup. More...

Detailed Description

Result type of AnalyzePredicates().

Member Data Documentation

join_condition_selectivity

double anonymous_namespace{join_optimizer.cc}::RefAccessBuilder::PredicateAnalysis::join_condition_selectivity

The combined selectivity of the conditions refering to the target table.

predicates

AbsorbedPredicates anonymous_namespace{join_optimizer.cc}::RefAccessBuilder::PredicateAnalysis::predicates

The predicates that are applied, and possibly also subsumed, by the given index lookup.

selectivity

double anonymous_namespace{join_optimizer.cc}::RefAccessBuilder::PredicateAnalysis::selectivity

The selectivity of the entire predicate.

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The documentation for this struct was generated from the following file:

• sql/join_optimizer/join_optimizer.cc