Package org.apache.drill.exec.metastore.analyze

Class MetadataAggregateContext

java.lang.Object

org.apache.drill.exec.metastore.analyze.MetadataAggregateContext

public class MetadataAggregateContext
extends Object

Class which provides information required for producing metadata aggregation when performing analyze.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MetadataAggregateContext.MetadataAggregateContextBuilder

Constructor Summary

Constructors

Constructor	Description
MetadataAggregateContext(MetadataAggregateContext.MetadataAggregateContextBuilder builder)

Method Summary

Modifier and Type	Method	Description
static MetadataAggregateContext.MetadataAggregateContextBuilder	builder()
boolean	createNewAggregations()
List<NamedExpression>	groupByExpressions()
List<SchemaPath>	interestingColumns()
List<SchemaPath>	metadataColumns()
MetadataType	metadataLevel()
MetadataAggregateContext.MetadataAggregateContextBuilder	toBuilder()
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

MetadataAggregateContext

public MetadataAggregateContext(MetadataAggregateContext.MetadataAggregateContextBuilder builder)

Method Details

groupByExpressions

public List<NamedExpression> groupByExpressions()

interestingColumns

public List<SchemaPath> interestingColumns()

createNewAggregations

public boolean createNewAggregations()

metadataColumns

public List<SchemaPath> metadataColumns()

metadataLevel

public MetadataType metadataLevel()

toString

public String toString()

Overrides:

toString in class Object

builder

public static MetadataAggregateContext.MetadataAggregateContextBuilder builder()

toBuilder

public MetadataAggregateContext.MetadataAggregateContextBuilder toBuilder()