Package org.apache.cassandra.index.sai.disk.v1.segment

Class NumericIndexSegmentSearcher

java.lang.Object

org.apache.cassandra.index.sai.disk.v1.segment.IndexSegmentSearcher

org.apache.cassandra.index.sai.disk.v1.segment.NumericIndexSegmentSearcher

All Implemented Interfaces:

Closeable, AutoCloseable, SegmentOrdering

public class NumericIndexSegmentSearcher
extends IndexSegmentSearcher

Executes Expressions against the balanced tree for an individual index segment.

Method Summary

Modifier and Type	Method	Description
void	close()
long	indexFileCacheSize()
KeyRangeIterator	search(Expression exp, AbstractBounds<PartitionPosition> keyRange, QueryContext context)	Search on-disk index synchronously.
String	toString()

Methods inherited from class org.apache.cassandra.index.sai.disk.v1.segment.IndexSegmentSearcher

open, orderBy

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.index.sai.disk.v1.segment.SegmentOrdering

orderResultsBy

Method Details

indexFileCacheSize

public long indexFileCacheSize()

Specified by:

indexFileCacheSize in class IndexSegmentSearcher

Returns:

memory usage of underlying on-disk data structure

search

public KeyRangeIterator search(Expression exp,
 AbstractBounds<PartitionPosition> keyRange,
 QueryContext context)
                        throws IOException

Description copied from class: IndexSegmentSearcher

Search on-disk index synchronously.

Specified by:

search in class IndexSegmentSearcher

Parameters:

exp - to filter on disk index

context - to track per sstable cache and per query metrics

Returns:

KeyRangeIterator with matches for the given expression

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

close

public void close()