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Interface Summary | |
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FileSinkOperator.RecordWriter | |
Operator.OperatorFunc | |
UDAFEvaluator | Interface that encapsulates the evaluation logic of a UDAF. |
UDAFEvaluatorResolver | The UDF Method resolver interface. |
UDFMethodResolver | The UDF Method resolver interface. |
Class Summary | |
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ByteWritable | |
ByteWritable.Comparator | A Comparator optimized for BytesWritable. |
CollectOperator | Buffers rows emitted by other operators |
ColumnInfo | Implementation for ColumnInfo which contains the internal name for the column (the one that is used by the operator to access the column) and the type (identified by a java class). |
CommonJoinOperator<T extends joinDesc> | Join operator implementation. |
CommonJoinOperator.IntermediateObject | |
ComparisonOpMethodResolver | The class implements the method resolution for overloaded comparison operators. |
ConditionalTask | Conditional Task implementation |
CopyTask | CopyTask implementation |
DDLTask | DDLTask implementation |
DefaultUDAFEvaluatorResolver | The default UDAF Method resolver. |
DefaultUDFMethodResolver | The default UDF Method resolver. |
ExecDriver | |
ExecMapper | |
ExecMapper.reportStats | |
ExecReducer | |
ExplainTask | ExplainTask implementation |
ExplainTask.MethodComparator | |
ExprNodeColumnEvaluator | This evaluator gets the column from the row object. |
ExprNodeConstantEvaluator | |
ExprNodeEvaluator | |
ExprNodeEvaluatorFactory | |
ExprNodeFieldEvaluator | This Evaluator can evaluate s.f for s as both struct and list of struct. |
ExprNodeFuncEvaluator | |
ExprNodeGenericFuncEvaluator | |
ExprNodeNullEvaluator | |
ExtractOperator | Extract operator implementation Extracts a subobject and passes that on. |
FetchOperator | FetchTask implementation |
FetchTask | FetchTask implementation |
FileSinkOperator | File Sink operator implementation |
FilterOperator | Filter operator implementation |
ForwardOperator | Forward Operator Just forwards. |
FunctionInfo | |
FunctionRegistry | |
FunctionTask | |
GroupByOperator | GroupBy operator implementation. |
JoinOperator | Join operator implementation. |
LimitOperator | Limit operator implementation Limits the number of rows to be passed on. |
MapJoinObjectKey | Map Join Object used for both key |
MapJoinObjectValue | Map Join Object used for both key and value |
MapJoinOperator | Map side Join operator implementation. |
MapJoinOperator.MapJoinObjectCtx | |
MapOperator | Map operator. |
MapRedTask | Alternate implementation (to ExecDriver) of spawning a mapreduce task that runs it from a separate jvm. |
MoveTask | MoveTask implementation |
NumericOpMethodResolver | The class implements the method resolution for operators like (+, -, *, /, %, |, &, ^). |
NumericUDAF | Base class of numeric UDAFs like sum and avg which need a NumericUDAFEvaluatorResolver. |
NumericUDAFEvaluatorResolver | Resolver for Numeric UDAFs like sum and avg. |
Operator<T extends Serializable> | Base operator implementation |
OperatorFactory | |
OperatorFactory.opTuple<T extends Serializable> | |
ReduceSinkOperator | Reduce Sink Operator sends output to the reduce stage |
RowSchema | RowSchema Implementation |
ScriptOperator | |
SelectOperator | Select operator implementation |
TableScanOperator | Table Scan Operator If the data is coming from the map-reduce framework, just forward it. |
Task<T extends Serializable> | Task implementation |
TaskFactory | TaskFactory implementation |
TaskFactory.taskTuple<T extends Serializable> | |
TerminalOperator<T extends Serializable> | Terminal Operator Base Class |
Throttle | |
UDAF | Base class for all User-defined Aggregation Function (UDAF) classes. |
UDF | A User-defined function (UDF) for the use with Hive. |
UnionOperator | Union Operator Just forwards. |
Utilities | |
Utilities.EnumDelegate | Java 1.5 workaround. |
Utilities.StreamPrinter | |
Utilities.Tuple<T,V> |
Enum Summary | |
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FileSinkOperator.TableIdEnum | |
FilterOperator.Counter | |
FunctionInfo.OperatorType | |
MapOperator.Counter | |
Operator.State | |
ScriptOperator.Counter | |
Utilities.ReduceField | The object in the reducer are composed of these top level fields |
Utilities.streamStatus |
Exception Summary | |
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AmbiguousMethodException | Exception thrown by the UDF and UDAF method resolvers in case a unique method is not found. |
UDFArgumentException | exception class, thrown when udf argument have something wrong. |
UDFArgumentLengthException | exception class, thrown when udf arguments have wrong length. |
UDFArgumentTypeException | exception class, thrown when udf arguments have wrong types. |
Annotation Types Summary | |
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description |
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