#Org.apache.pig.backend.hadoop.executionengine.physicalLayer Classes and Interfaces

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_{#Org.apache.pig.backend.hadoop.executionengine.physicalLayer Classes and Interfaces - 88 results found.}

Name	Description	Type	Package	Framework
AccumulativeTupleBuffer	This interface is used during Reduce phrase to process tuples in batch mode.	Interface	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
Add		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
BinaryComparisonOperator	This is a base class for all binary comparison operators.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
BinaryExpressionOperator	A base class for all Binary expression operators.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
ComparisonOperator	This is an interface for all comparison operators.	Interface	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
CompiledAutomaton		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex	Apache Pig
CompiledRegex		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex	Apache Pig
ConstantExpression	This class implements a Constant of any type.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
Divide		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
DotPOPrinter	This class can print a physical plan in the DOT format.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
EqualToExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
ExpressionOperator	A base class for all types of expressions.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
GreaterThanExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
GTOrEqualToExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
LessThanExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
LogicalToPhysicalTranslatorException		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
LTOrEqualToExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
Mod		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
MonitoredUDFExecutor	MonitoredUDF is used to watch execution of a UDF, and kill it if the UDF takes an exceedingly long time.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.util	Apache Pig
MonitoredUDFExecutor .ErrorCallback	UDF authors can optionally extend this class and provide the class of their custom callbacks in the annotation to perform their own handling of errors and timeouts.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.util.MonitoredUDFExecutor	Apache Pig
Multiply		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
NonConstantRegex		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex	Apache Pig
NotEqualToExpr		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
PatternNode	Used for finding/representing a pattern in the plan This class represents a node in the pattern	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
PatternPlan	Used for finding/representing a pattern in the plan This class represents the pattern	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
PhyPlanVisitor	The visitor class for the Physical Plan.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
PhysicalOperator	This is the base class for all operators.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
PhysicalOperator .OriginalLocation		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator	Apache Pig
PhysicalPlan	The base class for all types of physical plans.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
PigLogger		Interface	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
PigProgressable	Pig's progress indicator.	Interface	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
PlanHelper	Utility class with a few helper functions to deal with physical plans.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.util	Apache Pig
PlanPrinter		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans	Apache Pig
POAnd	Boolean and operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POBinCond		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POCast	This is just a cast that converts DataByteArray into either String or Integer.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POCollectedGroup	The collected group operator is a special operator used when users give the hint 'using "collected"' in a group by clause.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POCombinerPackage	The package operator that packages the globally rearranged tuples into output format after the combiner stage.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POCounter	This operator is part of the RANK operator implementation.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POCross	Recover this class for nested cross operation.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
PODemux	The MapReduce Demultiplexer operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
PODistinct	Find the distinct set of tuples in a bag.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POFilter	This is an implementation of the Filter operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POForEach		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POFRJoin	The operator models the join keys using the Local Rearrange operators which are configured with the plan specified by the user.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POGlobalRearrange	Dummy operator to test MRCompiler.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POIsNull		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POJoinPackage		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POLimit		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POLoad	The load operator which is used in two ways: 1) As a local operator it can be used to load files	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POLocalRearrange	The local rearrange operator is a part of the co-group implementation.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POMapLookUp		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POMergeCogroup		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POMergeJoin	This operator implements merge join algorithm to do map side joins.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POMergeJoin .TuplesToSchemaTupleList	This is a class that extends ArrayList, making it easy to provide on the fly conversion from Tuple to SchemaTuple.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POMergeJoin	Apache Pig
POMultiQueryPackage	The package operator that packages the globally rearranged tuples into output format as required by multi-query de-multiplexer.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
PONative		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
PONegative		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
PONot	Boolean not operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POOptimizedForEach	A specialized version of POForeach with the difference that in getNext(), it knows that "input" has already been	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POOr	Boolean or operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POPackage	The package operator that packages the globally rearranged tuples into	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POPackage .PackageType		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackage	Apache Pig
POPackageLite	This package operator is a specialization of POPackage operator used for the specific	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POPartialAgg	Do partial aggregation in map plan.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POPartitionRearrange	The partition rearrange operator is a part of the skewed join implementation.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POPreCombinerLocalRearrange	A specialized local rearrange operator which behaves like the regular local rearrange in the getNext()	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POPrinter		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
POProject	Projects the specified column from the input tuple.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
PORank	This operator is part of the RANK operator implementation.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
PORegexp		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
PORelationToExprProject	used ONLY in the following case: This project is Project(*) introduced after a relational operator	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POSkewedJoin	The PhysicalOperator that represents a skewed join.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POSort	This implementation is applicable for both the physical plan and for the local backend, as the conversion of physical to mapreduce would see the SORT	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POSortedDistinct	This operator is a variation of PODistinct, the input to this operator must be sorted already.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POSplit	The MapReduce Split operator.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POStatus		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
POStore	The store operator which is used in two ways: 1) As a local operator it can be used to store files	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POStoreImpl	This class is used to specify the actual behavior of the store operator just when ready to start execution.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POStream		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POUnion	The union operator that combines the two inputs into a single stream.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators	Apache Pig
POUserComparisonFunc		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
POUserFunc		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
RegexInit		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex	Apache Pig
Result		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer	Apache Pig
Subtract		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
UnaryComparisonOperator	This is a base class for all unary comparison operators.	Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig
UnaryExpressionOperator		Class	org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators	Apache Pig