io.prestosql.operator.index

Class FieldSetFilteringRecordSet

java.lang.Object

io.prestosql.operator.index.FieldSetFilteringRecordSet

All Implemented Interfaces:

RecordSet

public class FieldSetFilteringRecordSet
extends Object
implements RecordSet

Only retains rows that have identical values for each respective fieldSet.

Constructor Summary

Constructors

Constructor and Description
FieldSetFilteringRecordSet(FunctionRegistry functionRegistry, RecordSet delegate, List<Set<Integer>> fieldSets)

Method Summary

Modifier and Type	Method and Description
RecordCursor	cursor()
List<Type>	getColumnTypes()

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldSetFilteringRecordSet

public FieldSetFilteringRecordSet(FunctionRegistry functionRegistry,
                                  RecordSet delegate,
                                  List<Set<Integer>> fieldSets)

Method Detail

getColumnTypes

public List<Type> getColumnTypes()

Specified by:

getColumnTypes in interface RecordSet

cursor

public RecordCursor cursor()

Specified by:

cursor in interface RecordSet