io.druid.query

Interface Query<T>

All Known Implementing Classes:

BaseQuery, DataSourceMetadataQuery, GroupByQuery, ScanQuery, SearchQuery, SegmentMetadataQuery, SelectQuery, TimeBoundaryQuery, TimeseriesQuery, TopNQuery

public interface Query<T>

Field Summary

Fields

Modifier and Type	Field and Description
static String	DATASOURCE_METADATA
static String	GROUP_BY
static String	SEARCH
static String	SEGMENT_METADATA
static String	SELECT
static String	TIME_BOUNDARY
static String	TIMESERIES
static String	TOPN

Method Summary

Modifier and Type	Method and Description
Map<String,Object>	getContext()
boolean	getContextBoolean(String key, boolean defaultValue)
<ContextType> ContextType	getContextValue(String key)
<ContextType> ContextType	getContextValue(String key, ContextType defaultValue)
DataSource	getDataSource()
org.joda.time.Duration	getDuration()
DimFilter	getFilter()
String	getId()
List<org.joda.time.Interval>	getIntervals()
com.google.common.collect.Ordering<T>	getResultOrdering()
String	getType()
boolean	hasFilters()
boolean	isDescending()
Sequence<T>	run(QueryRunner<T> runner, Map<String,Object> context)
Sequence<T>	run(QuerySegmentWalker walker, Map<String,Object> context)
Query<T>	withDataSource(DataSource dataSource)
Query<T>	withId(String id)
Query<T>	withOverriddenContext(Map<String,Object> contextOverride)
Query<T>	withQuerySegmentSpec(QuerySegmentSpec spec)

Field Detail

TIMESERIES

static final String TIMESERIES

See Also:

Constant Field Values

SEARCH

static final String SEARCH

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Constant Field Values

TIME_BOUNDARY

static final String TIME_BOUNDARY

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Constant Field Values

GROUP_BY

static final String GROUP_BY

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Constant Field Values

SEGMENT_METADATA

static final String SEGMENT_METADATA

See Also:

Constant Field Values

SELECT

static final String SELECT

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Constant Field Values

TOPN

static final String TOPN

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Constant Field Values

DATASOURCE_METADATA

static final String DATASOURCE_METADATA

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Constant Field Values

Method Detail

getDataSource

DataSource getDataSource()

hasFilters

boolean hasFilters()

getFilter

DimFilter getFilter()

getType

String getType()

run

Sequence<T> run(QuerySegmentWalker walker,
                Map<String,Object> context)

run

Sequence<T> run(QueryRunner<T> runner,
                Map<String,Object> context)

getIntervals

List<org.joda.time.Interval> getIntervals()

getDuration

org.joda.time.Duration getDuration()

getContext

Map<String,Object> getContext()

getContextValue

<ContextType> ContextType getContextValue(String key)

getContextValue

<ContextType> ContextType getContextValue(String key,
                                          ContextType defaultValue)

getContextBoolean

boolean getContextBoolean(String key,
                          boolean defaultValue)

isDescending

boolean isDescending()

getResultOrdering

com.google.common.collect.Ordering<T> getResultOrdering()

withOverriddenContext

Query<T> withOverriddenContext(Map<String,Object> contextOverride)

withQuerySegmentSpec

Query<T> withQuerySegmentSpec(QuerySegmentSpec spec)

withId

Query<T> withId(String id)

getId

String getId()

withDataSource

Query<T> withDataSource(DataSource dataSource)