io.druid.segment

Class QueryableIndexStorageAdapter

java.lang.Object

io.druid.segment.QueryableIndexStorageAdapter

All Implemented Interfaces:

CursorFactory, StorageAdapter

public class QueryableIndexStorageAdapter
extends Object
implements StorageAdapter

Constructor Summary

Constructors

Constructor and Description
QueryableIndexStorageAdapter(QueryableIndex index)

Method Summary

Methods

Modifier and Type	Method and Description
Indexed<String>	getAvailableDimensions()
Iterable<String>	getAvailableMetrics()
Capabilities	getCapabilities()
int	getDimensionCardinality(String dimension) Returns the number of distinct values for the given dimension column For dimensions of unknown cardinality, e.g.
org.joda.time.Interval	getInterval()
org.joda.time.DateTime	getMaxIngestedEventTime()
org.joda.time.DateTime	getMaxTime()
org.joda.time.DateTime	getMinTime()
String	getSegmentIdentifier()
com.metamx.common.guava.Sequence<Cursor>	makeCursors(Filter filter, org.joda.time.Interval interval, QueryGranularity gran)

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryableIndexStorageAdapter

public QueryableIndexStorageAdapter(QueryableIndex index)

Method Detail

getSegmentIdentifier

public String getSegmentIdentifier()

Specified by:

getSegmentIdentifier in interface StorageAdapter

getInterval

public org.joda.time.Interval getInterval()

Specified by:

getInterval in interface StorageAdapter

getAvailableDimensions

public Indexed<String> getAvailableDimensions()

Specified by:

getAvailableDimensions in interface StorageAdapter

getAvailableMetrics

public Iterable<String> getAvailableMetrics()

Specified by:

getAvailableMetrics in interface StorageAdapter

getDimensionCardinality

public int getDimensionCardinality(String dimension)

Description copied from interface: StorageAdapter

Returns the number of distinct values for the given dimension column For dimensions of unknown cardinality, e.g. __time this currently returns Integer.MAX_VALUE

Specified by:

getDimensionCardinality in interface StorageAdapter

Returns:

getMinTime

public org.joda.time.DateTime getMinTime()

Specified by:

getMinTime in interface StorageAdapter

getMaxTime

public org.joda.time.DateTime getMaxTime()

Specified by:

getMaxTime in interface StorageAdapter

getCapabilities

public Capabilities getCapabilities()

Specified by:

getCapabilities in interface StorageAdapter

getMaxIngestedEventTime

public org.joda.time.DateTime getMaxIngestedEventTime()

Specified by:

getMaxIngestedEventTime in interface StorageAdapter

makeCursors

public com.metamx.common.guava.Sequence<Cursor> makeCursors(Filter filter,
                                                   org.joda.time.Interval interval,
                                                   QueryGranularity gran)

Specified by:

makeCursors in interface CursorFactory