| Package | Description | 
|---|---|
| io.druid.query.groupby.epinephelinae | 
| Modifier and Type | Field and Description | 
|---|---|
protected Grouper.KeySerde<KeyType> | 
AbstractBufferHashGrouper.keySerde  | 
| Modifier and Type | Method and Description | 
|---|---|
Grouper.KeySerde<T> | 
Grouper.KeySerdeFactory.factorize()
Create a new  
Grouper.KeySerde, which may be stateful. | 
Grouper.KeySerde<T> | 
Grouper.KeySerdeFactory.factorizeWithDictionary(List<String> dictionary)
Create a new  
Grouper.KeySerde with the given dictionary. | 
| Modifier and Type | Method and Description | 
|---|---|
static <KeyType> int | 
StreamingMergeSortedGrouper.requiredBufferCapacity(Grouper.KeySerde<KeyType> keySerde,
                      AggregatorFactory[] aggregatorFactories)
Returns the minimum buffer capacity required for this grouper. 
 | 
| Constructor and Description | 
|---|
AbstractBufferHashGrouper(com.google.common.base.Supplier<ByteBuffer> bufferSupplier,
                         Grouper.KeySerde<KeyType> keySerde,
                         AggregatorFactory[] aggregatorFactories,
                         int bufferGrouperMaxSize)  | 
BufferHashGrouper(com.google.common.base.Supplier<ByteBuffer> bufferSupplier,
                 Grouper.KeySerde<KeyType> keySerde,
                 ColumnSelectorFactory columnSelectorFactory,
                 AggregatorFactory[] aggregatorFactories,
                 int bufferGrouperMaxSize,
                 float maxLoadFactor,
                 int initialBuckets,
                 boolean useDefaultSorting)  | 
LimitedBufferHashGrouper(com.google.common.base.Supplier<ByteBuffer> bufferSupplier,
                        Grouper.KeySerde<KeyType> keySerde,
                        ColumnSelectorFactory columnSelectorFactory,
                        AggregatorFactory[] aggregatorFactories,
                        int bufferGrouperMaxSize,
                        float maxLoadFactor,
                        int initialBuckets,
                        int limit,
                        boolean sortHasNonGroupingFields)  | 
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