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

Class LiteralIndexSegmentSearcher

java.lang.Object

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

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

All Implemented Interfaces:

Closeable, AutoCloseable, SegmentOrdering

public class LiteralIndexSegmentSearcher
extends IndexSegmentSearcher

Executes Expressions against the trie-based terms dictionary for an individual index segment.

Method Summary

Modifier and Type	Method	Description
void	close()
long	indexFileCacheSize()
KeyRangeIterator	search(Expression expression, AbstractBounds<PartitionPosition> keyRange, QueryContext queryContext)	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 expression,
 AbstractBounds<PartitionPosition> keyRange,
 QueryContext queryContext)
                        throws IOException

Description copied from class: IndexSegmentSearcher

Search on-disk index synchronously.

Specified by:

search in class IndexSegmentSearcher

Parameters:

expression - to filter on disk index

queryContext - 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()