| Modifier and Type | Interface and Description |
|---|---|
interface |
AggregateCombiner<T>
AggregateCombiner is used to fold rollup aggregation results from serveral "rows" of different indexes during index
merging (see
IndexMerger). |
| Modifier and Type | Class and Description |
|---|---|
class |
DoubleAggregateCombiner
Specialization of
AggregateCombiner for primitive double aggregations. |
class |
LongAggregateCombiner
Specialization of
AggregateCombiner for primitive long aggregations. |
class |
LongSumAggregateCombiner |
class |
NullableAggregateCombiner<T>
The result of a NullableAggregateCombiner will be null if all the values to be combined are null values or no values
are combined at all.
|
class |
ObjectAggregateCombiner<T>
Specialization of
AggregateCombiner for object aggregations. |
| Modifier and Type | Method and Description |
|---|---|
protected BaseFloatColumnValueSelector |
FloatSumAggregatorFactory.selector(ColumnSelectorFactory metricFactory) |
protected BaseFloatColumnValueSelector |
FloatMinAggregatorFactory.selector(ColumnSelectorFactory metricFactory) |
protected BaseFloatColumnValueSelector |
FloatMaxAggregatorFactory.selector(ColumnSelectorFactory metricFactory) |
| Modifier and Type | Method and Description |
|---|---|
protected Aggregator |
FloatSumAggregatorFactory.factorize(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
protected Aggregator |
FloatMinAggregatorFactory.factorize(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
protected Aggregator |
FloatMaxAggregatorFactory.factorize(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
protected BufferAggregator |
FloatSumAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
protected BufferAggregator |
FloatMinAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
protected BufferAggregator |
FloatMaxAggregatorFactory.factorizeBuffered(ColumnSelectorFactory metricFactory,
BaseFloatColumnValueSelector selector) |
| Constructor and Description |
|---|
FloatMaxAggregator(BaseFloatColumnValueSelector selector) |
FloatMinAggregator(BaseFloatColumnValueSelector selector) |
FloatSumAggregator(BaseFloatColumnValueSelector selector) |
HistogramAggregator(BaseFloatColumnValueSelector selector,
float[] breaks) |
HistogramBufferAggregator(BaseFloatColumnValueSelector selector,
float[] breaks) |
| Modifier and Type | Class and Description |
|---|---|
class |
HyperLogLogCollectorAggregateCombiner |
| Modifier and Type | Method and Description |
|---|---|
void |
FloatCardinalityAggregatorColumnSelectorStrategy.hashRow(BaseFloatColumnValueSelector selector,
com.google.common.hash.Hasher hasher) |
void |
FloatCardinalityAggregatorColumnSelectorStrategy.hashValues(BaseFloatColumnValueSelector selector,
HyperLogLogCollector collector) |
| Modifier and Type | Class and Description |
|---|---|
class |
StringFirstAggregateCombiner |
| Constructor and Description |
|---|
FloatFirstAggregator(BaseLongColumnValueSelector timeSelector,
BaseFloatColumnValueSelector valueSelector) |
FloatFirstBufferAggregator(BaseLongColumnValueSelector timeSelector,
BaseFloatColumnValueSelector valueSelector) |
| Modifier and Type | Class and Description |
|---|---|
class |
StringLastAggregateCombiner |
| Constructor and Description |
|---|
FloatLastAggregator(BaseLongColumnValueSelector timeSelector,
BaseFloatColumnValueSelector valueSelector) |
FloatLastBufferAggregator(BaseLongColumnValueSelector timeSelector,
BaseFloatColumnValueSelector valueSelector) |
| Modifier and Type | Method and Description |
|---|---|
ValueGetter |
FloatValueMatcherColumnSelectorStrategy.makeValueGetter(BaseFloatColumnValueSelector selector) |
ValueMatcher |
FloatValueMatcherColumnSelectorStrategy.makeValueMatcher(BaseFloatColumnValueSelector selector,
DruidPredicateFactory predicateFactory) |
ValueMatcher |
FloatValueMatcherColumnSelectorStrategy.makeValueMatcher(BaseFloatColumnValueSelector selector,
String value) |
| Modifier and Type | Method and Description |
|---|---|
void |
SearchQueryRunner.FloatSearchColumnSelectorStrategy.updateSearchResultSet(String outputName,
BaseFloatColumnValueSelector selector,
SearchQuerySpec searchQuerySpec,
int limit,
it.unimi.dsi.fastutil.objects.Object2IntRBTreeMap<SearchHit> set) |
| Modifier and Type | Method and Description |
|---|---|
void |
SelectQueryEngine.FloatSelectColumnSelectorStrategy.addRowValuesToSelectResult(String outputName,
BaseFloatColumnValueSelector selector,
Map<String,Object> resultMap) |
| Modifier and Type | Interface and Description |
|---|---|
interface |
ColumnValueSelector<T>
Base type for interfaces that manage column value selection, e.g.
|
interface |
DimensionSelector |
interface |
DoubleColumnSelector
This interface is convenient for implementation of "double-sourcing"
ColumnValueSelectors, it provides
default implementations for all ColumnValueSelector's methods except BaseDoubleColumnValueSelector.getDouble(). |
interface |
FloatColumnSelector
This interface is convenient for implementation of "float-sourcing"
ColumnValueSelectors, it provides default
implementations for all ColumnValueSelector's methods except getFloat(). |
interface |
LongColumnSelector
This interface is convenient for implementation of "long-sourcing"
ColumnValueSelectors, it provides default
implementations for all ColumnValueSelector's methods except BaseLongColumnValueSelector.getLong(). |
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractDimensionSelector
An abstract class that provides an implementation of
AbstractDimensionSelector.getObject(). |
class |
BaseSingleValueDimensionSelector |
class |
ConstantDimensionSelector |
class |
ConstantExprEvalSelector |
class |
DoubleWrappingDimensionSelector |
class |
FloatWrappingDimensionSelector |
class |
LongWrappingDimensionSelector |
class |
NilColumnValueSelector
Represents "absent" column.
|
class |
ObjectColumnSelector<T>
This class is convenient for implementation of "object-sourcing"
ColumnValueSelectors, it provides default
implementations for all ColumnValueSelector's methods except BaseObjectColumnValueSelector.getObject() and BaseObjectColumnValueSelector.classOfObject(). |
class |
SingleScanTimeDimensionSelector
A special
DimensionSelector for projected time columns
- it assumes time values are scanned once and values are grouped together
(i.e. |
| Constructor and Description |
|---|
FloatWrappingDimensionSelector(BaseFloatColumnValueSelector selector,
ExtractionFn extractionFn) |
| Modifier and Type | Interface and Description |
|---|---|
interface |
HistoricalColumnSelector<T> |
interface |
HistoricalDimensionSelector
Specialization for
DimensionSelector queryable via offsets from HistoricalCursor. |
interface |
SingleValueHistoricalDimensionSelector |
| Modifier and Type | Class and Description |
|---|---|
class |
IncrementalIndexRowHolder
IncrementalIndexRowHolder is a simple
IncrementalIndexRowHolder.get()/IncrementalIndexRowHolder.set(org.apache.druid.segment.incremental.IncrementalIndexRow) holder of IncrementalIndexRow. |
| Modifier and Type | Interface and Description |
|---|---|
interface |
SettableColumnValueSelector<T>
SettableColumnValueSelectors are used in
QueryableIndexIndexableAdapter.RowIteratorImpl. |
| Modifier and Type | Class and Description |
|---|---|
class |
SettableDimensionValueSelector
Settable implementation of
DimensionSelector. |
class |
SettableDoubleColumnValueSelector |
class |
SettableFloatColumnValueSelector |
class |
SettableLongColumnValueSelector |
class |
SettableObjectColumnValueSelector<T> |
| Modifier and Type | Class and Description |
|---|---|
class |
ExpressionColumnValueSelector |
class |
SingleLongInputCachingExpressionColumnValueSelector
Like
ExpressionColumnValueSelector, but caches the most recently computed value and re-uses it in the case
of runs in the underlying column. |
class |
SingleStringInputCachingExpressionColumnValueSelector
Like
ExpressionColumnValueSelector, but caches results for the first CACHE_SIZE dictionary IDs of
a string column. |
class |
SingleStringInputDimensionSelector
A DimensionSelector decorator that computes an expression on top of it.
|
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