org.apache.calcite.rel.metadata

Interface BuiltInMetadata.ExplainVisibility

All Superinterfaces:

Metadata

Enclosing class:

BuiltInMetadata

public static interface BuiltInMetadata.ExplainVisibility
extends Metadata

Metadata about whether a relational expression should appear in a plan.

Method Summary

Methods

Modifier and Type	Method and Description
Boolean	isVisibleInExplain(SqlExplainLevel explainLevel) Determines whether a relational expression should be visible in EXPLAIN PLAN output at a particular level of detail.

Methods inherited from interface org.apache.calcite.rel.metadata.Metadata

rel

Method Detail

isVisibleInExplain

Boolean isVisibleInExplain(SqlExplainLevel explainLevel)

Determines whether a relational expression should be visible in EXPLAIN PLAN output at a particular level of detail.

Parameters:

explainLevel - level of detail

Returns:

true for visible, false for invisible