Search Java Classes and Packages
#Org.apache.pig.backend Classes and Interfaces - 224 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 |
| AccumulatorOptimizer | A visitor to optimize plans that determines if a reduce plan can run in accumulative mode. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| Add | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| BackendException | Class | org.apache.pig.backend | 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 |
| ColumnChainInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| ColumnInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| CombinerOptimizer | Optimize map reduce plans to use the combiner where possible. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 | |
| ConfigurationUtil | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| ConstantExpression | This class implements a Constant of any type. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| ContainerDescriptor | Interface | org.apache.pig.backend.datastorage | Apache Pig | |
| CountingMap | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| DataStorage | DataStorage provides an abstraction of a generic container. | Interface | org.apache.pig.backend.datastorage | Apache Pig |
| DataStorageException | Class | org.apache.pig.backend.datastorage | Apache Pig | |
| DateTimeWritable | Writable for Double values. | Class | org.apache.pig.backend.hadoop | Apache Pig |
| DateTimeWritable .Comparator | A Comparator optimized for DateTimeWritable. | Class | org.apache.pig.backend.hadoop.DateTimeWritable | Apache Pig |
| DiscreteProbabilitySampleGenerator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| DistinctCombiner | A special implementation of combiner used only for distinct. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| DistinctCombiner .Combine | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.DistinctCombiner | Apache Pig | |
| Divide | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| DotMRPrinter | This class can print an MR plan in the DOT format. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig |
| DotMRPrinter .InnerOperator | Helper class to represent the relationship of map, reduce and combine phases in an MR operator. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans.DotMRPrinter | Apache Pig |
| DotMRPrinter .InnerPlan | Helper class to represent the relationship of map, reduce and combine phases in an MR operator. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans.DotMRPrinter | 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 |
| DoubleWritable | Writable for Double values. | Class | org.apache.pig.backend.hadoop | Apache Pig |
| DoubleWritable .Comparator | A Comparator optimized for DoubleWritable. | Class | org.apache.pig.backend.hadoop.DoubleWritable | Apache Pig |
| ElementDescriptor | DataStorageElementDescriptor provides methods necessary to manage an element in a DataStorage. | Interface | org.apache.pig.backend.datastorage | Apache Pig |
| EndOfAllInputSetter | This visitor visits the MRPlan and does the following for each MROper: If the map plan or the reduce plan of the MROper has | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig |
| EqualToExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| ExecException | Class | org.apache.pig.backend.executionengine | Apache Pig | |
| ExecJob | Abstraction on a job that the execution engine runs. | Interface | org.apache.pig.backend.executionengine | Apache Pig |
| ExecJob .JOB_STATUS | Class | org.apache.pig.backend.executionengine.ExecJob | 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 | |
| HadoopExecutableManager | HadoopExecutableManager is a specialization of ExecutableManager and provides HDFS-specific support for secondary | Class | org.apache.pig.backend.hadoop.streaming | Apache Pig |
| HBaseBinaryConverter | Class | org.apache.pig.backend.hadoop.hbase | Apache Pig | |
| HBaseStorage | A HBase implementation of LoadFunc and StoreFunc. | Class | org.apache.pig.backend.hadoop.hbase | Apache Pig |
| HBaseTableInputFormat | Class | org.apache.pig.backend.hadoop.hbase | Apache Pig | |
| HBaseTableInputFormat .HBaseTableIFBuilder | Class | org.apache.pig.backend.hadoop.hbase.HBaseTableInputFormat | Apache Pig | |
| HConfiguration | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HDataStorage | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HDataType | A class of helper methods for converting from pig data types to hadoop data types, and vice versa. | Class | org.apache.pig.backend.hadoop | Apache Pig |
| HDirectory | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HExecutionEngine | Class | org.apache.pig.backend.hadoop.executionengine | Apache Pig | |
| HFile | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HJob | Class | org.apache.pig.backend.hadoop.executionengine | Apache Pig | |
| HPath | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HSeekableInputStream | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| IllustrateDummyReporter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| ImmutableOutputStream | Class | org.apache.pig.backend.datastorage | Apache Pig | |
| InputSizeReducerEstimator | Class that estimates the number of reducers based on input size. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| JobControlCompiler | This is compiler class that takes an MROperPlan and converts it into a JobControl object with the relevant dependency info | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| JobControlCompiler .PigBagWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigBooleanWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigCharArrayWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigDateTimeWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigDBAWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigDoubleWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigFloatWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingBagWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingBooleanWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingCharArrayWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingDateTimeWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingDBAWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingDoubleWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingFloatWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingIntWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingLongWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingPartitionWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigGroupingTupleWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigIntWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigLongWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigSecondaryKeyGroupComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigTupleWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobControlCompiler .PigWritableComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler | Apache Pig | |
| JobCreationException | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| KeyTypeDiscoveryVisitor | A visitor to figure out the type of the key for the map plan this is needed when the key is null to create | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| Launcher | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| LessThanExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| LimitAdjuster | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 | |
| MapRedResult | Class | org.apache.pig.backend.hadoop.executionengine | Apache Pig | |
| MapReduceLauncher | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| MapReduceOper | An operator model for a Map Reduce job. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| MapReducePOStoreImpl | This class is used to have a POStore write to DFS via a output collector/record writer. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| MapRedUtil | Class | org.apache.pig.backend.hadoop.executionengine.util | Apache Pig | |
| MergeJoinIndexer | Merge Join indexer is used to generate on the fly index for doing Merge Join efficiently. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 |
| MRCompiler | The compiler that compiles a given physical plan into a DAG of MapReduce operators which can then | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| MRCompilerException | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| MROperPlan | A Plan used to create the plan of Map Reduce Operators which can be | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig |
| MROpPlanVisitor | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig | |
| MRPrinter | A visitor mechanism printing out the logical plan. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig |
| MRUtil | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| Multiply | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| NativeMapReduceOper | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 |
| PhyPlanSetter | Sets the parent plan for all Physical Operators. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 |
| PigBooleanRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigBytesRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigCombiner | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigCombiner .Combine | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigCombiner | Apache Pig | |
| PigDateTimeRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigDoubleRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigFileInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigFloatRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigGenericMapBase | This class is the base class for PigMapBase, which has slightly difference among different versions of hadoop. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigGenericMapReduce | This class is the static Mapper & Reducer classes that are used by Pig to execute Pig Map Reduce jobs. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigGenericMapReduce .Map | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce | Apache Pig | |
| PigGenericMapReduce .MapWithComparator | This "specialized" map class is ONLY to be used in pig queries with order by a udf. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce | Apache Pig |
| PigGenericMapReduce .MapWithPartitionIndex | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce | Apache Pig | |
| PigGenericMapReduce .Reduce | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce | Apache Pig | |
| PigGenericMapReduce .ReduceWithComparator | This "specialized" reduce class is ONLY to be used in pig queries with order by a udf. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce | Apache Pig |
| PigHadoopLogger | A singleton class that implements the PigLogger interface for use in map reduce context. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigIntRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigLogger | Interface | org.apache.pig.backend.hadoop.executionengine.physicalLayer | Apache Pig | |
| PigLongRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigMapOnly | This class is the static Mapper class used by Pig to execute Pig map only jobs. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigMapOnly .Map | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly | Apache Pig | |
| PigMapReduceCounter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigMapReduceCounter .PigMapCounter | This class is the used only for simple RANK operation, namely row number mode. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduceCounter | Apache Pig |
| PigMapReduceCounter .PigReduceCounter | This class is the used for RANK BY operations, independently if it is dense or not. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduceCounter | Apache Pig |
| PigOutputCommitter | A specialization of the default FileOutputCommitter to allow pig to inturn delegate calls to the OutputCommiter(s) of the | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigOutputFormat | The better half of PigInputFormat which is responsible for the Store functionality. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigOutputFormat .PigRecordWriter | Wrapper class which will delegate calls to the actual RecordWriter - this should only get called in the single store case. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat | Apache Pig |
| PigProgressable | Pig's progress indicator. | Interface | org.apache.pig.backend.hadoop.executionengine.physicalLayer | Apache Pig |
| PigRecordReader | A wrapper around the actual RecordReader and loadfunc - this is needed for 1) To intercept the initialize call from hadoop and initialize the underlying | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigReducerEstimator | Interface to implement when you want to use a custom approach to estimating the number of reducers for a job. | Interface | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigSecondaryKeyComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigSequenceFileInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigSplit | The main split class that maintains important information about the input split. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| PigTextInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTextOutputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTextOutputFormat .PigLineRecordWriter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigTextOutputFormat | Apache Pig | |
| PigTextRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTupleDefaultRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTupleSortComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 | |
| POPackageAnnotator | This visitor visits the MRPlan and does the following - visits the POPackage in the reduce plan and finds the corresponding | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | 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 | |
| ProgressableReporter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 | |
| RunJarSecurityManager | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| SampleOptimizer | A visitor to optimize plans that have a sample job that immediately follows a load/store only MR job. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| ScalarPhyFinder | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig | |
| SecondaryKeyOptimizer | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| SecondaryKeyPartitioner | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| SeekableInputStream | Unix-like API for an input stream that supports random access. | Class | org.apache.pig.backend.datastorage | Apache Pig |
| SeekableInputStream .FLAGS | Class | org.apache.pig.backend.datastorage.SeekableInputStream | Apache Pig | |
| SkewedPartitioner | This class is used by skewed join. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig |
| SortKeyInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| Subtract | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| UDFFinder | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig | |
| UDFFinishVisitor | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | 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 | |
| WeightedRangePartitioner | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |