Package | Description |
---|---|
org.apache.hadoop.hive.ql.exec |
Hive QL execution tasks, operators, functions and other handlers.
|
org.apache.hadoop.hive.ql.exec.vector | |
org.apache.hadoop.hive.ql.exec.vector.reducesink |
Modifier and Type | Class and Description |
---|---|
class |
ReduceSinkOperator
Reduce Sink Operator sends output to the reduce stage.
|
Modifier and Type | Field and Description |
---|---|
protected TopNHash.BinaryCollector |
TopNHash.collector |
Modifier and Type | Method and Description |
---|---|
void |
TopNHash.initialize(int topN,
float memUsage,
boolean isMapGroupBy,
TopNHash.BinaryCollector collector,
OperatorDesc conf,
org.apache.hadoop.conf.Configuration hconf) |
void |
PTFTopNHash.initialize(int topN,
float memUsage,
boolean isMapGroupBy,
TopNHash.BinaryCollector collector,
OperatorDesc conf,
org.apache.hadoop.conf.Configuration hconf) |
Modifier and Type | Class and Description |
---|---|
class |
VectorReduceSinkOperator |
Modifier and Type | Class and Description |
---|---|
class |
VectorReduceSinkCommonOperator
This class is common operator class for native vectorized reduce sink.
|
class |
VectorReduceSinkEmptyKeyOperator
This class is the UniformHash empty key operator class for native vectorized reduce sink.
|
class |
VectorReduceSinkLongOperator |
class |
VectorReduceSinkMultiKeyOperator |
class |
VectorReduceSinkObjectHashOperator
This class is the object hash (not Uniform Hash) operator class for native vectorized reduce sink.
|
class |
VectorReduceSinkStringOperator |
class |
VectorReduceSinkUniformHashOperator
This class is uniform hash (common) operator class for native vectorized reduce sink.
|
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