Search Java Classes and Packages
# Classes and Interfaces in #Apache Pig - 736 results found.
| Name | Description | Type | Package | Framework |
| ABS | ABS implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| AbstractTuple | This class provides a convenient base for Tuple implementations. | Class | org.apache.pig.data | Apache Pig |
| AccumulativeBag | Class | org.apache.pig.data | Apache Pig | |
| 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 |
| Accumulator | An interface that allows UDFs that take a bag to accumulate tuples in chunks rather than take the whole set at once. | Interface | org.apache.pig | Apache Pig |
| AccumulatorAccumulate | This annotation is to be used on a Groovy method which is part of an Accumulator UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | Apache Pig |
| AccumulatorCleanup | This annotation is to be used on a Groovy method which is part of an Accumulator UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | Apache Pig |
| AccumulatorEvalFunc | This class is used to provide a free implementation of the EvalFunc exec function given implementation of the Accumulator interface. | Class | org.apache.pig | Apache Pig |
| AccumulatorGetValue | This annotation is to be used on a Groovy method which is part of an Accumulator UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | 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 |
| ACOS | ACOS implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| Add | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| AddDuration | AddDuration returns the result of a DateTime object plus a Duration object Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| AddExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| AddForEach | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| Algebraic | An interface to declare that an EvalFunc's calculation can be decomposed into intitial, intermediate, and final steps. | Interface | org.apache.pig | Apache Pig |
| AlgebraicByteArrayMathBase | Class | org.apache.pig.builtin | Apache Pig | |
| AlgebraicDoubleMathBase | Class | org.apache.pig.builtin | Apache Pig | |
| AlgebraicEvalFunc | This class is used to provide a free implementation of the Accumulator interface and EvalFunc class in the case of an Algebraic function. | Class | org.apache.pig | Apache Pig |
| AlgebraicFinal | This annotation is to be used on a Groovy method which is part of an Algebraic UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | Apache Pig |
| AlgebraicFloatMathBase | Class | org.apache.pig.builtin | Apache Pig | |
| AlgebraicInitial | This annotation is to be used on a Groovy method which is part of an Algebraic UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | Apache Pig |
| AlgebraicIntermed | This annotation is to be used on a Groovy method which is part of an Algebraic UDF to indicate that it will | Class | org.apache.pig.scripting.groovy | Apache Pig |
| AlgebraicIntMathBase | Class | org.apache.pig.builtin | Apache Pig | |
| AlgebraicLongMathBase | Class | org.apache.pig.builtin | Apache Pig | |
| AllExpressionVisitor | A visitor that walks a logical plan and then applies a given LogicalExpressionVisitor to all expressions it encounters. | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig |
| AllSameExpressionVisitor | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| AllSameRalationalNodesVisitor | A visitor that walks the logical plan and calls the same method on every type of node. | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig |
| AmendableTuple | Class | org.apache.pig.data | Apache Pig | |
| AndExpression | Boolean and expression. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| AppendableSchemaTuple | Class | org.apache.pig.data | Apache Pig | |
| ARITY | Find the number of fields in a tuple. | Class | org.apache.pig.builtin | Apache Pig |
| ASIN | ASIN implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| ATAN | ATAN implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| AugmentBaseDataVisitor | Class | org.apache.pig.pen | Apache Pig | |
| AVG | Generates the average of a set of values. | Class | org.apache.pig.builtin | Apache Pig |
| BackendException | Class | org.apache.pig.backend | Apache Pig | |
| BagFactory | Factory for constructing different types of bags. | Class | org.apache.pig.data | Apache Pig |
| BagFormat | Class | org.apache.pig.impl.util | Apache Pig | |
| BagSize | This method should never be used directly, use SIZE. | Class | org.apache.pig.builtin | Apache Pig |
| BagToString | Flatten a bag into a string. | Class | org.apache.pig.builtin | Apache Pig |
| BagToTuple | Flatten a bag into a tuple. | Class | org.apache.pig.builtin | Apache Pig |
| Base | Class | org.apache.pig.builtin | Apache Pig | |
| BaseOperatorPlan | Class | org.apache.pig.newplan | Apache Pig | |
| BinaryComparisonOperator | This is a base class for all binary comparison operators. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| BinaryExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| BinaryExpressionOperator | A base class for all Binary expression operators. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| BinCondExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| BinInterSedes | A class to handle reading and writing of intermediate results of data types. | Class | org.apache.pig.data | Apache Pig |
| BinSedesTuple | This tuple has a faster (de)serialization mechanism. | Class | org.apache.pig.data | Apache Pig |
| BinSedesTupleFactory | Default implementation of TupleFactory. | Class | org.apache.pig.data | Apache Pig |
| BinStorage | Load and store data in a binary format. | Class | org.apache.pig.builtin | Apache Pig |
| BinStorageInputFormat | Class | org.apache.pig.impl.io | Apache Pig | |
| BinStorageOutputFormat | Class | org.apache.pig.impl.io | Apache Pig | |
| BinStorageRecordReader | Treats keys as offset in file and value as line. | Class | org.apache.pig.impl.io | Apache Pig |
| BinStorageRecordWriter | Class | org.apache.pig.impl.io | Apache Pig | |
| Bloom | Use a Bloom filter build previously by BuildBloom. | Class | org.apache.pig.builtin | Apache Pig |
| BoundScript | This represents an instance of a bound pipeline. | Class | org.apache.pig.scripting | Apache Pig |
| BufferedPositionedInputStream | Class | org.apache.pig.impl.io | Apache Pig | |
| BuildBloom | Build a bloom filter for use later in Bloom. | Class | org.apache.pig.builtin | Apache Pig |
| BuildBloomBase | A Base class for BuildBloom and its Algebraic implementations. | Class | org.apache.pig.builtin | Apache Pig |
| BytesHelper | Class | org.apache.pig.data.utils | Apache Pig | |
| CanonicalNamer | A visitor to walk the logical plan and give canonical names fields. | Class | org.apache.pig.impl.logicalLayer | Apache Pig |
| CastExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| CastLineageSetter | Find uid lineage information. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| CastUtils | Class | org.apache.pig.impl.util | Apache Pig | |
| CBRT | CBRT implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| CEIL | CEIL implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| CmdLineParser | Class | org.apache.pig.tools.cmdline | Apache Pig | |
| CollectableLoadFunc | This interface implemented by a LoadFunc implementations indicates to Pig that it has the capability to load data such that all instances of a key | Interface | org.apache.pig | Apache Pig |
| ColumnAliasConversionVisitor | Logical plan visitor which will convert all column alias references to column indexes, using the underlying anonymous expression plan visitor. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| ColumnChainInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| ColumnExpression | Super class for all column expressions, including projection, constants, and deferences. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| ColumnInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| ColumnMapKeyPrune | This Rule prunes columns and map keys and set to loader. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| ColumnPruneHelper | Helper class used by ColumnMapKeyPrune to figure out what columns can be pruned. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| ColumnPruneVisitor | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| CombinerOptimizer | Optimize map reduce plans to use the combiner where possible. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| Command | Class | org.apache.pig.tools.grunt | Apache Pig | |
| ComparisonFunc | An interface for custom order by comparator function. | Class | org.apache.pig | Apache Pig |
| ComparisonOperator | This is an interface for all comparison operators. | Interface | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| CompilationMessageCollector | This class is used for collecting all messages (error + warning) in compilation process. | Class | org.apache.pig.impl.plan | 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 | |
| CompilerUtils | Class | org.apache.pig.impl.util | Apache Pig | |
| CONCAT | Generates the concatenation of the first two arguments. | Class | org.apache.pig.builtin | Apache Pig |
| ConfigurationUtil | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| ConfigurationValidator | Class | org.apache.pig.impl.util | Apache Pig | |
| ConstantExpression | This class implements a Constant of any type. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| ConstantExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| ConstantSize | This method should never be used directly, use SIZE. | Class | org.apache.pig.builtin | Apache Pig |
| ContainerDescriptor | Interface | org.apache.pig.backend.datastorage | Apache Pig | |
| COR | Computes the correlation between sets of data. | Class | org.apache.pig.builtin | Apache Pig |
| COS | COS implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| COSH | COSH implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| COUNT | Generates the count of the number of values in a bag. | Class | org.apache.pig.builtin | Apache Pig |
| COUNT_STAR | Generates the count of the values of the first field of a tuple. | Class | org.apache.pig.builtin | Apache Pig |
| CountingMap | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| COV | Computes the covariance between sets of data. | Class | org.apache.pig.builtin | Apache Pig |
| CubeDimensions | Produces a DataBag with all combinations of the argument tuple members as in a data cube. | Class | org.apache.pig.builtin | Apache Pig |
| CurrentTime | CURRENT_TIME generates the DateTime object of the current time. | Class | org.apache.pig.builtin | Apache Pig |
| DanglingNestedNodeRemover | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig | |
| DataBag | A collection of Tuples. | Interface | org.apache.pig.data | Apache Pig |
| DataByteArray | An implementation of byte array. | Class | org.apache.pig.data | Apache Pig |
| DataReaderWriter | This class was used to handle reading and writing of intermediate results of data types. | Class | org.apache.pig.data | 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 | |
| DataType | A class of static final values used to encode data type and a number of static helper functions for manipulating data objects. | Class | org.apache.pig.data | Apache Pig |
| DateTimeWritable | Writable for Double values. | Class | org.apache.pig.backend.hadoop | Apache Pig |
| DaysBetween | DaysBetween returns the number of days between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| DefaultAbstractBag | Default implementation of DataBag. | Class | org.apache.pig.data | Apache Pig |
| DefaultBagFactory | Default implementation of BagFactory. | Class | org.apache.pig.data | Apache Pig |
| DefaultDataBag | An unordered collection of Tuples (possibly) with multiples. | Class | org.apache.pig.data | Apache Pig |
| DefaultIndexableLoader | Used by MergeJoin . | Class | org.apache.pig.impl.builtin | Apache Pig |
| DefaultInputHandler | DefaultInputHandler handles the input for the Pig-Streaming executable in a synchronous manner by feeding it input | Class | org.apache.pig.impl.streaming | Apache Pig |
| DefaultOutputHandler | FileOutputHandler handles the output from the Pig-Streaming executable in an synchronous manner by reading its output | Class | org.apache.pig.impl.streaming | Apache Pig |
| DefaultTuple | A default implementation of Tuple. | Class | org.apache.pig.data | Apache Pig |
| DefaultTupleFactory | Class | org.apache.pig.data | Apache Pig | |
| DependencyOrderWalker | DependencyOrderWalker traverses the graph in such a way that no node is visited before all the nodes it depends on have been visited. | Class | org.apache.pig.impl.plan | Apache Pig |
| DependencyOrderWalker | A walker to walk graphs in dependency order. | Class | org.apache.pig.newplan | Apache Pig |
| DepthFirstWalker | DepthFirstWalker traverses a plan in a depth first manner. | Class | org.apache.pig.impl.plan | Apache Pig |
| DepthFirstWalker | Do a depth first traversal of the graph. | Class | org.apache.pig.newplan | Apache Pig |
| DereferenceExpression | get one or elements out of a tuple or a bag in case of Tuple( a#2:int, b#3:bag{ b_a#4:int, b_b#5:float }, c#6:int ) # 1 | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| DIFF | DIFF takes two bags as arguments and compares them. | Class | org.apache.pig.builtin | Apache Pig |
| DiscreteProbabilitySampleGenerator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| DisplayExamples | Class | org.apache.pig.pen.util | Apache Pig | |
| Distinct | Find the distinct set of tuples in a bag. | Class | org.apache.pig.builtin | Apache Pig |
| DistinctCombiner | A special implementation of combiner used only for distinct. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| DistinctDataBag | An unordered collection of Tuples with no multiples. | Class | org.apache.pig.data | Apache Pig |
| Divide | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| DivideExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| DotLOPrinter | This class can print a logical plan in the DOT format. | Class | org.apache.pig.newplan.logical | 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 |
| DotPlanDumper | This class puts everything that is needed to dump a plan in a format readable by graphviz's dot algorithm. | Class | org.apache.pig.impl.plan | Apache Pig |
| DotPlanDumper | This class puts everything that is needed to dump a plan in a format readable by graphviz's dot algorithm. | Class | org.apache.pig.newplan | 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 |
| DoubleAbs | Class | org.apache.pig.builtin | Apache Pig | |
| DoubleAvg | This method should never be used directly, use AVG. | Class | org.apache.pig.builtin | Apache Pig |
| DoubleBase | Class | org.apache.pig.builtin | Apache Pig | |
| DoubleMax | This method should never be used directly, use MAX. | Class | org.apache.pig.builtin | Apache Pig |
| DoubleMin | This method should never be used directly, use MIN. | Class | org.apache.pig.builtin | Apache Pig |
| DoubleRound | Given a single data atom it Returns the closest long to the argument. | Class | org.apache.pig.builtin | Apache Pig |
| DoubleSum | This method should never be used directly, use SUM. | Class | org.apache.pig.builtin | Apache Pig |
| DoubleWritable | Writable for Double values. | Class | org.apache.pig.backend.hadoop | Apache Pig |
| DryRunGruntParser | Class | org.apache.pig.parser | Apache Pig | |
| DuplicatedSchemaAliasException | Class | org.apache.pig.parser | Apache Pig | |
| DuplicateForEachColumnRewrite | Class | org.apache.pig.newplan.logical.rules | 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 |
| EqualExpression | Equality test expression. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| EqualToExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| EquivalenceClasses | Class | org.apache.pig.pen | Apache Pig | |
| EvalFunc | The class is used to implement functions to be applied to fields in a dataset. | Class | org.apache.pig | Apache Pig |
| ExampleGenerator | Class | org.apache.pig.pen | Apache Pig | |
| ExampleTuple | Class | org.apache.pig.pen.util | Apache Pig | |
| ExceptionalFunction | An interface that captures a unit of work against an item where an exception might be thrown. | Interface | org.apache.pig | 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 |
| ExecType | The type of query executionEnum Constant Summary | Class | org.apache.pig | Apache Pig |
| ExecutableManager | ExecutableManager manages an external executable which processes data The ExecutableManager is responsible for startup/teardown of | Class | org.apache.pig.impl.streaming | Apache Pig |
| EXP | Class | org.apache.pig.builtin | Apache Pig | |
| Expression | A class to communicate Filter expressions to LoadFuncs. | Class | org.apache.pig | Apache Pig |
| ExpressionOperator | A base class for all types of expressions. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| ExpToPhyTranslationVisitor | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| FakeRawKeyValueIterator | Class | org.apache.pig.pen | Apache Pig | |
| FieldIsNullException | Class | org.apache.pig.data | Apache Pig | |
| FileInputHandler | FileInputHandler handles the input for the Pig-Streaming executable in an asynchronous manner by feeding it input | Class | org.apache.pig.impl.streaming | Apache Pig |
| FileInputLoadFunc | This class provides an implementation of OrderedLoadFunc interface which can be optionally re-used by LoadFuncs that use FileInputFormat, by | Class | org.apache.pig | Apache Pig |
| FileList | This class extends ArrayList to add a finalize() that calls delete on the files . | Class | org.apache.pig.data | Apache Pig |
| FileLocalizer | Class | org.apache.pig.impl.io | Apache Pig | |
| FileOutputHandler | FileOutputHandler handles the output from the Pig-Streaming executable in an asynchronous manner by reading it from | Class | org.apache.pig.impl.streaming | Apache Pig |
| FileSpec | A simple class that specifies a file name and storage function which is used to read/write itSee Also:Serialized Form | Class | org.apache.pig.impl.io | Apache Pig |
| FileSplitComparable | This class represents a relative position in a file. | Class | org.apache.pig | Apache Pig |
| FilterAboveForeach | This Rule moves Filter Above Foreach. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| FilterFunc | Class | org.apache.pig | Apache Pig | |
| FindQuantiles | Class | org.apache.pig.impl.builtin | Apache Pig | |
| FloatAbs | Class | org.apache.pig.builtin | Apache Pig | |
| FloatAvg | This method should never be used directly, use AVG. | Class | org.apache.pig.builtin | Apache Pig |
| FloatMax | This method should never be used directly, use MAX. | Class | org.apache.pig.builtin | Apache Pig |
| FloatMin | This method should never be used directly, use MIN. | Class | org.apache.pig.builtin | Apache Pig |
| FloatRound | ROUND implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| FloatSum | This method should never be used directly, use SUM. | Class | org.apache.pig.builtin | Apache Pig |
| FLOOR | FLOOR implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| FrontendException | Class | org.apache.pig.impl.logicalLayer | Apache Pig | |
| FuncSpec | Class to represent a UDF specification. | Class | org.apache.pig | Apache Pig |
| Function | A convenience typedef that ties into both google's Function and ExceptionalFunction. | Interface | org.apache.pig | Apache Pig |
| FunctionWrapperEvalFunc | EvalFunc that wraps an implementation of the Function interface, which is passed as a String in the constructor. | Class | org.apache.pig.builtin | Apache Pig |
| GenericInvoker | The generic Invoker class does all the common grunt work of setting up an invoker. | Class | org.apache.pig.builtin | Apache Pig |
| GetDay | GetDay extracts the day of a month from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetHour | GetHour extracts the hour of a day from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetMemNumRows | UDF to get memory size of a tuple and extracts number of rows value from special tuple created by PoissonSampleLoader | Class | org.apache.pig.impl.builtin | Apache Pig |
| GetMilliSecond | GetSecond extracts the millisecond of a second from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetMinute | GetMinute extracts the minute of an hour from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetMonth | GetMonth extracts the month of a year from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetSecond | GetSecond extracts the second of a minute from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetWeek | GetMonth extracts the week of a week year from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetWeekYear | GetMonth extracts the week year from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GetYear | GetYear extracts the year from a DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| GFAny | built-in grouping function; permits system to choose any grouping. | Class | org.apache.pig.impl.builtin | Apache Pig |
| GFCross | Class | org.apache.pig.impl.builtin | Apache Pig | |
| GFReplicate | Class | org.apache.pig.impl.builtin | Apache Pig | |
| GreaterThanEqualExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| GreaterThanExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| GreaterThanExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| GroovyAccumulatorEvalFunc | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroovyAlgebraicEvalFunc | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroovyEvalFunc | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroovyEvalFuncObject | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroovyScriptEngine | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroovyUtils | Class | org.apache.pig.scripting.groovy | Apache Pig | |
| GroupByConstParallelSetter | Rule: If a LOCogroup is 'group all', set the parallelism to 1, or in general - if the group-by expression is just a constant | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| Grunt | Class | org.apache.pig.tools.grunt | Apache Pig | |
| GruntParser | Class | org.apache.pig.tools.grunt | 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 |
| HandlerFactory | Factory to create an InputHandler or OutputHandler depending on the specification of the StreamingCommand. | Class | org.apache.pig.impl.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 | |
| 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 | |
| HoursBetween | HoursBetween returns the number of hours between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| HPath | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| HSeekableInputStream | Class | org.apache.pig.backend.hadoop.datastorage | Apache Pig | |
| IdentityColumn | Returns the input, used by DuplicateForEachColumnRewrite to rewrite duplicate columns in ForEach. | Class | org.apache.pig.impl.builtin | Apache Pig |
| IdentityHashSet | Class | org.apache.pig.impl.util | Apache Pig | |
| Illustrable | Interface | org.apache.pig.pen | Apache Pig | |
| IllustrateDummyReporter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| Illustrator | Class | org.apache.pig.pen | Apache Pig | |
| IllustratorAttacher | Class | org.apache.pig.pen | Apache Pig | |
| ImmutableOutputStream | Class | org.apache.pig.backend.datastorage | Apache Pig | |
| ImplicitSplitInserter | Super class for all rules that operates on the whole plan. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| IndexableLoadFunc | This class is intended for use by LoadFunc implementations which have an internal index for sorted data and can use the index | Interface | org.apache.pig | Apache Pig |
| INDEXOF | INDEXOF implements eval function to search for a string A = load 'mydata' as (name); | Class | org.apache.pig.builtin | Apache Pig |
| InputHandler | InputHandler is responsible for handling the input to the Pig-Streaming external command. | Class | org.apache.pig.impl.streaming | Apache Pig |
| InputOutputFileValidator | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| InputSizeReducerEstimator | Class that estimates the number of reducers based on input size. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig |
| InputStats | This class encapsulates the runtime statistics of a user specified input. | Class | org.apache.pig.tools.pigstats | Apache Pig |
| IntAbs | ABS implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| IntAvg | This method should never be used directly, use AVG. | Class | org.apache.pig.builtin | Apache Pig |
| InterfaceAudience | Annotation to inform users of a package, class or method's intended audience. | Class | org.apache.pig.classification | Apache Pig |
| InterfaceStability | Annotation to inform users of how much to rely on a particular package, class or method not changing over time. | Class | org.apache.pig.classification | Apache Pig |
| InternalCachedBag | Class | org.apache.pig.data | Apache Pig | |
| InternalDistinctBag | An unordered collection of Tuples with no multiples. | Class | org.apache.pig.data | Apache Pig |
| InternalMap | This class is an empty extension of Map. | Class | org.apache.pig.data | Apache Pig |
| InternalSortedBag | An ordered collection of Tuples (possibly) with multiples. | Class | org.apache.pig.data | Apache Pig |
| InterRecordReader | A record reader used to read data written using InterRecordWriter It uses the default InterSedes object for deserialization. | Class | org.apache.pig.impl.io | Apache Pig |
| InterRecordWriter | A record reader used to write data compatible with InterRecordWriter It uses the default InterSedes object for serialization. | Class | org.apache.pig.impl.io | Apache Pig |
| InterSedes | A class to handle reading and writing of intermediate results of data types. | Interface | org.apache.pig.data | Apache Pig |
| InterSedesFactory | Used to get hold of the single instance of InterSedes . | Class | org.apache.pig.data | Apache Pig |
| InterStorage | LOAD FUNCTION FOR PIG INTERNAL USE ONLY! This load function is used for storing intermediate data between MR jobs of | Class | org.apache.pig.impl.io | Apache Pig |
| IntMax | This method should never be used directly, use MAX. | Class | org.apache.pig.builtin | Apache Pig |
| IntMin | This method should never be used directly, use MIN. | Class | org.apache.pig.builtin | Apache Pig |
| IntSum | This method should never be used directly, use SUM. | Class | org.apache.pig.builtin | Apache Pig |
| InvalidCommandException | Class | org.apache.pig.parser | Apache Pig | |
| InvalidPathException | Class | org.apache.pig.parser | Apache Pig | |
| InvalidScalarProjectionException | Class | org.apache.pig.parser | Apache Pig | |
| INVERSEMAP | This UDF accepts a Map as input with values of any primitive data type. | Class | org.apache.pig.builtin | Apache Pig |
| InvokeForDouble | Class | org.apache.pig.builtin | Apache Pig | |
| InvokeForFloat | Class | org.apache.pig.builtin | Apache Pig | |
| InvokeForInt | Class | org.apache.pig.builtin | Apache Pig | |
| InvokeForLong | Class | org.apache.pig.builtin | Apache Pig | |
| InvokeForString | Class | org.apache.pig.builtin | Apache Pig | |
| Invoker | Class | org.apache.pig.builtin | Apache Pig | |
| IsEmpty | Determine whether a bag or map is empty. | Class | org.apache.pig.builtin | Apache Pig |
| IsNullExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| IteratingAccumulatorEvalFunc | This class provides a much more intuitive way to write Accumulator UDFs. | Class | org.apache.pig | Apache Pig |
| JarManager | Class | org.apache.pig.impl.util | Apache Pig | |
| JavaCompilerHelper | Class | org.apache.pig.impl.util | 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 |
| JobCreationException | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| JobStats | This class encapsulates the runtime statistics of a MapReduce job. | Class | org.apache.pig.tools.pigstats | Apache Pig |
| JrubyAccumulatorEvalFunc | This class provides a bridge between Ruby classes that extend AccumulatorPigUdf and their execution in Pig. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| JrubyAlgebraicEvalFunc | This class provides the bridge between Ruby classes that extend the AlgebraicPigUdf "interface" by implementing an initial, intermed, and final method. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| JrubyEvalFunc | This class serves at the bridge between Ruby methods that are registered with and extend PigUdf, and their execution in | Class | org.apache.pig.scripting.jruby | Apache Pig |
| JrubyScriptEngine | of scripts as UDFs, and also provides information (via the nested class RubyFunctions) on the registered functions. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| JsFunction | Class | org.apache.pig.scripting.js | Apache Pig | |
| JsonLoader | A loader for data stored using JsonStorage. | Class | org.apache.pig.builtin | Apache Pig |
| JsonMetadata | Reads and Writes metadata using JSON in metafiles next to the data. | Class | org.apache.pig.builtin | Apache Pig |
| JsonStorage | A JSON Pig store function. | Class | org.apache.pig.builtin | Apache Pig |
| JSPig | Pig entry point from javascriptAuthor:Julien Le Dem | Class | org.apache.pig.scripting.js | Apache Pig |
| JsScriptEngine | Class | org.apache.pig.scripting.js | Apache Pig | |
| JythonFunction | Class | org.apache.pig.scripting.jython | Apache Pig | |
| JythonScriptEngine | Class | org.apache.pig.scripting.jython | Apache Pig | |
| JythonUtils | Class | org.apache.pig.scripting.jython | Apache Pig | |
| KEYSET | This UDF takes a Map and returns a Bag containing the keyset. | Class | org.apache.pig.builtin | 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 |
| LAST_INDEX_OF | string. | Class | org.apache.pig.builtin | Apache Pig |
| Launcher | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| LCFIRST | Class | org.apache.pig.builtin | Apache Pig | |
| LessThanEqualExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| LessThanExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| LessThanExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| LimitAdjuster | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| LimitOptimizer | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| LineageFindRelVisitor | Create mapping between uid and Load FuncSpec when the LogicalExpression associated with it is known to hold an unmodified element of data returned | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| LineageTracer | Class | org.apache.pig.impl.util | Apache Pig | |
| LineageTracer | Class | org.apache.pig.pen.util | Apache Pig | |
| LineageTrimmingVisitor | Class | org.apache.pig.pen | Apache Pig | |
| LinkedMultiMap | Class | org.apache.pig.impl.util | Apache Pig | |
| LoadCaster | An interface that provides cast implementations for load functions. | Interface | org.apache.pig | Apache Pig |
| LoadFunc | A LoadFunc loads data into Pig. | Class | org.apache.pig | Apache Pig |
| LoadMetadata | This interface defines how to retrieve metadata related to data to be loaded. | Interface | org.apache.pig | Apache Pig |
| LoadPushDown | This interface defines how to communicate to Pig what functionality can be pushed into the loader. | Interface | org.apache.pig | Apache Pig |
| LoadStoreCaster | This is just a union interface of LoadCaster and StoreCaster, made available for simplicity. | Interface | org.apache.pig | Apache Pig |
| LoadTypeCastInserter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| LocalMapReduceSimulator | Class | org.apache.pig.pen | Apache Pig | |
| LOCogroup | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOCross | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOCube | CUBE operator implementation for data cube computation. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LODistinct | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOFilter | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOForEach | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOG | LOG implements a binding to the Java function Given a single data atom it returns the natural | Class | org.apache.pig.builtin | Apache Pig |
| LOG10 | LOG10 implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| LOGenerate | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LogicalExpression | Logical representation of expression operators. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| LogicalExpressionPlan | A plan containing LogicalExpressionOperators. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| LogicalExpressionSimplifier | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| LogicalExpressionVisitor | A visitor for expression plans. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| LogicalPlan | LogicalPlan is the logical view of relational operations Pig will execute for a given script. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LogicalPlanBuilder | Class | org.apache.pig.parser | Apache Pig | |
| LogicalPlanOptimizer | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig | |
| LogicalPlanPrinter | A visitor mechanism printing out the logical plan. | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig |
| LogicalRelationalNodesVisitor | A visitor for logical plans. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LogicalRelationalOperator | Logical representation of relational operators. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LogicalSchema | Schema, from a logical perspective. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LogicalToPhysicalTranslatorException | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer | Apache Pig | |
| LogToPhyTranslationVisitor | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LogUtils | Class | org.apache.pig.impl.util | Apache Pig | |
| LOInnerLoad | Operator to map the data into the inner plan of LOForEach It can only be used in the inner plan of LOForEach | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LOJoin | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOLimit | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOLoad | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LONative | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LongAbs | Class | org.apache.pig.builtin | Apache Pig | |
| LongAvg | This method should never be used directly, use AVG. | Class | org.apache.pig.builtin | Apache Pig |
| LongMax | This method should never be used directly, use MAX. | Class | org.apache.pig.builtin | Apache Pig |
| LongMin | This method should never be used directly, use MIN. | Class | org.apache.pig.builtin | Apache Pig |
| LongSum | This method should never be used directly, use SUM. | Class | org.apache.pig.builtin | Apache Pig |
| LORank | RANK operator implementation. | Class | org.apache.pig.newplan.logical.relational | Apache Pig |
| LOSort | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOSplit | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOSplitOutput | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOStore | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOStream | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOUnion | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| LOWER | LOWER implements eval function to convert a string to lower case A = load 'mydata' as (name); | Class | org.apache.pig.builtin | Apache Pig |
| LTOrEqualToExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| Main | Main class for Pig engine. | Class | org.apache.pig | Apache Pig |
| MapKeysInfo | Class | org.apache.pig.impl.plan | Apache Pig | |
| MapKeysPruneHelper | This filter Marks every Load Operator which has a Map with MAP_MARKER_ANNOTATION. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| MapLookupExpression | Class | org.apache.pig.newplan.logical.expression | 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 | |
| MapSideMergeValidator | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| MapSize | This method should never be used directly, use SIZE. | Class | org.apache.pig.builtin | Apache Pig |
| MAX | Generates the maximum of a set of values. | Class | org.apache.pig.builtin | Apache Pig |
| MergeFilter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| MergeForEach | Class | org.apache.pig.newplan.logical.rules | 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 |
| MethodHelper | Class | org.apache.pig.data.utils | Apache Pig | |
| MetricEvaluation | Class | org.apache.pig.pen.util | Apache Pig | |
| MilliSecondsBetween | MilliSecondsBetween returns the number of milliseconds between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| MIN | Generates the minimum of a set of values. | Class | org.apache.pig.builtin | Apache Pig |
| MinutesBetween | MinutesBetween returns the number of minutes between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| Mod | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| ModExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| MonitoredUDF | Describes how the execution of a UDF should be monitored, and what to do if it times out. | Class | org.apache.pig.builtin | 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 |
| MonthsBetween | MonthsBetween returns the number of months between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | 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 | |
| MultiMap | An implementation of multi-map. | Class | org.apache.pig.impl.util | Apache Pig |
| Multiply | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| MultiplyExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| NativeMapReduceOper | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| NegativeExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| NodeIdGenerator | Class | org.apache.pig.impl.plan | Apache Pig | |
| NonConstantRegex | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex | Apache Pig | |
| Nondeterministic | A non-deterministic UDF is one that can produce different results when invoked on the same input. | Class | org.apache.pig.builtin | Apache Pig |
| NonProjectExpressionException | Class | org.apache.pig.parser | Apache Pig | |
| NonSpillableDataBag | An unordered collection of Tuples (possibly) with multiples. | Class | org.apache.pig.data | Apache Pig |
| NotEqualExpression | NotEquality test expression. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| NotEqualToExpr | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| NotExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| NullableBag | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableBooleanWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableBytesWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableDateTimeWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableDoubleWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableFloatWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableIntWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableLongWritable | Class | org.apache.pig.impl.io | Apache Pig | |
| NullablePartitionWritable | NullablePartitionWritable is an adaptor class around PigNullableWritable that adds a partition index to the class. | Class | org.apache.pig.impl.io | Apache Pig |
| NullableText | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableTuple | Class | org.apache.pig.impl.io | Apache Pig | |
| NullableUnknownWritable | This class can be used when data type is 'Unknown' and there is a need for PigNullableWritable object. | Class | org.apache.pig.impl.io | Apache Pig |
| NumValCarrier | Class | org.apache.pig.impl.util | Apache Pig | |
| ObjectSerializer | Class | org.apache.pig.impl.util | Apache Pig | |
| Operator | Base class for all types of operators. | Class | org.apache.pig.impl.plan | Apache Pig |
| Operator | Class | org.apache.pig.newplan | Apache Pig | |
| OperatorKey | Class | org.apache.pig.impl.plan | Apache Pig | |
| OperatorPlan | A generic graphing class for use by LogicalPlan, PhysicalPlan, etc. | Class | org.apache.pig.impl.plan | Apache Pig |
| OperatorPlan | An interface that defines graph operations on plans. | Interface | org.apache.pig.newplan | Apache Pig |
| OperatorSubPlan | Class to represent a view of a plan. | Class | org.apache.pig.newplan | Apache Pig |
| OptimizerException | Class | org.apache.pig.impl.plan.optimizer | Apache Pig | |
| OptimizerUtils | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| OrderedLoadFunc | can be used for MergeJoin. | Interface | org.apache.pig | Apache Pig |
| OrExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| OutputHandler | OutputHandler is responsible for handling the output of the Pig-Streaming external command. | Class | org.apache.pig.impl.streaming | Apache Pig |
| OutputSchema | An EvalFunc can annotated with an OutputSchema to tell Pig what the expected output is. | Class | org.apache.pig.builtin | Apache Pig |
| OutputStats | This class encapsulates the runtime statistics of an user specified output. | Class | org.apache.pig.tools.pigstats | Apache Pig |
| Pair | Copy of C++ STL pair container. | Class | org.apache.pig.impl.util | Apache Pig |
| ParameterSubstitutionPreprocessor | Class | org.apache.pig.tools.parameters | Apache Pig | |
| ParserException | Class | org.apache.pig.parser | Apache Pig | |
| ParserValidationException | Class | org.apache.pig.parser | Apache Pig | |
| PartitionFilterOptimizer | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| PartitionSkewedKeys | Partition reducers for skewed keys. | Class | org.apache.pig.impl.builtin | 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 |
| PColFilterExtractor | This Visitor works on the filter condition of a LOFilter which immediately follows a LOLoad that interacts with a metadata system (currently OWL) to | Class | org.apache.pig.newplan | Apache Pig |
| PerformanceTimer | Class | org.apache.pig.tools.timer | Apache Pig | |
| PerformanceTimerFactory | Class | org.apache.pig.tools.timer | 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 |
| PhysicalPlan | The base class for all types of physical plans. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans | Apache Pig |
| PhysicalPlanResetter | Class | org.apache.pig.pen | Apache Pig | |
| Pig | Class | org.apache.pig.scripting | 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 | |
| PigCompletor | Class | org.apache.pig.tools.grunt | Apache Pig | |
| PigCompletorAliases | Class | org.apache.pig.tools.grunt | Apache Pig | |
| PigConfiguration | Container for static configuration strings, defaults, etc. | Class | org.apache.pig | Apache Pig |
| PigConstants | Class | org.apache.pig | Apache Pig | |
| PigContext | Class | org.apache.pig.impl | Apache Pig | |
| PigCounterHelper | A helper class to deal with Hadoop counters in Pig. | Class | org.apache.pig.tools.counters | Apache Pig |
| PigCounters | The following enum will contain the general counters that pig uses. | Class | org.apache.pig | Apache Pig |
| PigDateTimeRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigDoubleRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigException | All exceptions in Pig are encapsulated in the PigException class. | Class | org.apache.pig | Apache Pig |
| PigFile | Class | org.apache.pig.impl.io | 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 |
| 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 | |
| PigJrubyLibrary | This class provides the ability to present to Ruby a library that was written in Java. | Class | org.apache.pig.scripting.jruby | 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 |
| PigMapReduceCounter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigNullableWritable | A base class for all types that pig uses to move data between map and reduce. | Class | org.apache.pig.impl.io | 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 |
| PigParserNode | Class | org.apache.pig.parser | Apache Pig | |
| PigParserNodeAdaptor | Class | org.apache.pig.parser | Apache Pig | |
| PigProgressable | Pig's progress indicator. | Interface | org.apache.pig.backend.hadoop.executionengine.physicalLayer | Apache Pig |
| PigProgressNotificationListener | Interface | org.apache.pig.tools.pigstats | Apache Pig | |
| PigRecognitionException | Subclass of Antlr RecognitionException which should be the parent class of all parser related exception classes. | Class | org.apache.pig.parser | 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 |
| PigRunner | A utility to help run PIG scripts within a Java program. | Class | org.apache.pig | Apache Pig |
| PigSecondaryKeyComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigSequenceFileInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigServer | A class for Java programs to connect to Pig. | Class | org.apache.pig | 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 |
| PigStats | PigStats encapsulates the statistics collected from a running script. | Class | org.apache.pig.tools.pigstats | Apache Pig |
| PigStatsUtil | Class | org.apache.pig.tools.pigstats | Apache Pig | |
| PigStatusReporter | Class | org.apache.pig.tools.pigstats | Apache Pig | |
| PigStorage | A load function that parses a line of input into fields using a character delimiter. | Class | org.apache.pig.builtin | Apache Pig |
| PigStreaming | The default implementation of PigToStream and StreamToPig interfaces. | Class | org.apache.pig.builtin | Apache Pig |
| PigTextInputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTextOutputFormat | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTextRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigToStream | The interface used for the custom mapping of a Tuple to a byte array. | Interface | org.apache.pig | Apache Pig |
| PigTupleDefaultRawComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigTupleSortComparator | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| PigWarning | An enum to enumerate the warning types in PigEnum Constant Summary | Class | org.apache.pig | Apache Pig |
| PlanDumper | This class dumps a nested plan to a print stream. | Class | org.apache.pig.impl.plan | Apache Pig |
| PlanDumper | This class dumps a nested plan to a print stream. | Class | org.apache.pig.newplan | Apache Pig |
| PlanEdge | Class | org.apache.pig.newplan | Apache Pig | |
| PlanException | Class | org.apache.pig.impl.plan | Apache Pig | |
| PlanGenerationFailureException | Class | org.apache.pig.parser | 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 |
| PlanOptimizer | The core class of the optimizer. | Class | org.apache.pig.newplan.optimizer | Apache Pig |
| PlanPrinter | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans | Apache Pig | |
| PlanTransformListener | An interface to describe listeners that are notified when a plan is modified. | Interface | org.apache.pig.newplan.optimizer | Apache Pig |
| PlanValidationException | Class | org.apache.pig.impl.plan | Apache Pig | |
| PlanVisitor | A visitor mechanism for navigating and operating on a plan of Operators. | Class | org.apache.pig.impl.plan | Apache Pig |
| PlanVisitor | A visitor mechanism for navigating and operating on a plan of Operators. | Class | org.apache.pig.newplan | Apache Pig |
| PlanWalker | PlanWalker encapsulates the logic to traverse a plan. | Class | org.apache.pig.impl.plan | Apache Pig |
| PlanWalker | Class | org.apache.pig.newplan | 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 | |
| PoissonSampleLoader | See "Skewed Join sampler" in http://wiki. | Class | org.apache.pig.impl.builtin | 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 |
| 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 |
| POOptimizeDisabler | Class | org.apache.pig.pen | 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 |
| 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 | |
| PreOrderDepthFirstWalker | Class | org.apache.pig.pen.util | Apache Pig | |
| PreprocessorContext | Class | org.apache.pig.tools.parameters | Apache Pig | |
| PrimitiveEvalFunc | Base class for simple Pig UDFs that are functions of primitive types IN to OUT. | Class | org.apache.pig | Apache Pig |
| ProgressableReporter | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| ProjectExpression | Projection of columns in an expression. | Class | org.apache.pig.newplan.logical.expression | Apache Pig |
| ProjectionMap | A struct detailing how a projection is altered by an operator. | Class | org.apache.pig.impl.plan | Apache Pig |
| ProjectionPatcher | A PlanTransformListener that will patch up references in projections. | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig |
| ProjectStarExpander | A visitor to walk operators that contain a nested plan and translate project( * ) operators to a list of projection operators, i. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| ProjectStarExpanderUtil | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| ProjStarInUdfExpander | Expand project-star or project-range when used as udf argument. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| PropertiesUtil | Class | org.apache.pig.impl.util | Apache Pig | |
| PushDownForEachFlatten | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| PushUpFilter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| QueryParserDriver | Class | org.apache.pig.parser | Apache Pig | |
| QueryParserFileStream | Pig's implementation class of file stream, used to make ANTLR case insensitive while preserving case. | Class | org.apache.pig.parser | Apache Pig |
| QueryParserStreamUtil | Class | org.apache.pig.parser | Apache Pig | |
| QueryParserStringStream | Pig's Implementation class for String stream, used to make ANTLR case insensitive while preserving case. | Class | org.apache.pig.parser | Apache Pig |
| QueryParserUtils | Class | org.apache.pig.parser | Apache Pig | |
| RANDOM | Return a random double value. | Class | org.apache.pig.builtin | Apache Pig |
| RandomSampleLoader | A loader that samples the data. | Class | org.apache.pig.impl.builtin | Apache Pig |
| ReadOnceBag | This bag is specifically created for use by POPackageLite. | Class | org.apache.pig.data | Apache Pig |
| ReadScalars | ReadScalars reads a line from a file and returns it as its value. | Class | org.apache.pig.impl.builtin | Apache Pig |
| ReadToEndLoader | This is wrapper Loader which wraps a real LoadFunc underneath and allows to read a file completely starting a given split (indicated by a split index | Class | org.apache.pig.impl.io | Apache Pig |
| REGEX_EXTRACT | Syntax:String RegexExtract(String expression, String regex, int match_index). | Class | org.apache.pig.builtin | Apache Pig |
| REGEX_EXTRACT_ALL | Syntax:String RegexExtractAll(String expression, String regex). | Class | org.apache.pig.builtin | Apache Pig |
| RegexExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| RegexInit | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.regex | Apache Pig | |
| REPLACE | REPLACE implements eval function to replace part of a string. | Class | org.apache.pig.builtin | Apache Pig |
| RequiredFields | A struct detailing how a projection is altered by an operator. | Class | org.apache.pig.impl.plan | Apache Pig |
| ResourceNotFoundException | Class | org.apache.pig.impl.io | Apache Pig | |
| ResourceSchema | A represenation of a schema used to communicate with load and store functions. | Class | org.apache.pig | Apache Pig |
| ResourceStatistics | An class that represents statistics about data to be loaded or stored. | Class | org.apache.pig | Apache Pig |
| Result | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer | Apache Pig | |
| ReverseDependencyOrderWalker | ReverseDependencyOrderWalker traverses the graph in such a way that no node is visited before all the nodes that are its successors on have been visited. | Class | org.apache.pig.impl.plan | Apache Pig |
| ReverseDependencyOrderWalker | Visit a plan in the reverse of the dependency order. | Class | org.apache.pig.newplan | Apache Pig |
| ReverseDependencyOrderWalkerWOSeenChk | Visit a plan in the reverse of the dependency order. | Class | org.apache.pig.newplan | Apache Pig |
| RewindableIterator | Class | org.apache.pig.impl.util | Apache Pig | |
| RollupDimensions | Produces a DataBag with hierarchy of values (from the most detailed level of aggregation to most general level of aggregation) of the specified dimensions | Class | org.apache.pig.builtin | Apache Pig |
| ROUND | ROUND implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| RubyDataBag | This provides a Ruby-esque way to interact with DataBag objects. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| RubyDataByteArray | This class presents a native Ruby object for interacting with and manipulating DataByteArray objects. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| RubySchema | This class encapsulated a native Schema object, and provides a more convenient interface for manipulating Schemas. | Class | org.apache.pig.scripting.jruby | Apache Pig |
| Rule | Rules describe a pattern of operators. | Class | org.apache.pig.newplan.optimizer | Apache Pig |
| RunJarSecurityManager | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| SampleLoader | Class | org.apache.pig.impl.builtin | 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 |
| ScalarExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| ScalarPhyFinder | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig | |
| ScalarVariableValidator | This validator checks the correctness of use of scalar variables in logical operators. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| ScalarVisitor | Logical plan visitor which handles scalar projections. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| Schema | The Schema class encapsulates the notion of a schema for a relational operator. | Class | org.apache.pig.impl.logicalLayer.schema | Apache Pig |
| SchemaAliasVisitor | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| SchemaMergeException | Class | org.apache.pig.impl.logicalLayer.schema | Apache Pig | |
| SchemaNotDefinedException | Class | org.apache.pig.newplan.logical.relational | Apache Pig | |
| SchemaPatcher | A PlanTransformListener for the logical optimizer that will patch up schemas after a plan has been transformed. | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig |
| SchemaResetter | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig | |
| SchemaTuple | A SchemaTuple is a type aware tuple that is much faster and more memory efficient. | Class | org.apache.pig.data | Apache Pig |
| SchemaTupleBackend | Class | org.apache.pig.data | Apache Pig | |
| SchemaTupleClassGenerator | This class encapsulates the generation of SchemaTuples, as well as some logic around shipping code to the distributed cache. | Class | org.apache.pig.data | Apache Pig |
| SchemaTupleFactory | This is an implementation of TupleFactory that will instantiate SchemaTuple's. | Class | org.apache.pig.data | Apache Pig |
| SchemaTupleFrontend | This class is to be used at job creation time. | Class | org.apache.pig.data | Apache Pig |
| SchemaUtil | A utility class for simplify the schema creation, especially for bag and tuple schema. | Class | org.apache.pig.impl.logicalLayer.schema | Apache Pig |
| ScriptEngine | Class | org.apache.pig.scripting | Apache Pig | |
| ScriptPigContext | Context for embedded Pig script. | Class | org.apache.pig.scripting | Apache Pig |
| ScriptState | ScriptStates encapsulates settings for a Pig script that runs on a hadoop cluster. | Class | org.apache.pig.tools.pigstats | 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 | |
| SecondsBetween | SecondsBetween returns the number of seconds between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| SedesHelper | Class | org.apache.pig.data.utils | Apache Pig | |
| SeekableInputStream | Unix-like API for an input stream that supports random access. | Class | org.apache.pig.backend.datastorage | Apache Pig |
| SelfSpillBag | Class to hold code common to self spilling bags such as InternalCachedBagSee Also:Serialized Form | Class | org.apache.pig.data | Apache Pig |
| SIN | SIN implements a binding to the Java function Given a single data atom it Returns the sine of the argument. | Class | org.apache.pig.builtin | Apache Pig |
| SingleTupleBag | A simple performant implementation of the DataBag interface which only holds a single tuple. | Class | org.apache.pig.data | Apache Pig |
| SINH | SINH implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| SIZE | Generates the size of the argument passed to it. | Class | org.apache.pig.builtin | Apache Pig |
| SizeUtil | Class | org.apache.pig.data | Apache Pig | |
| SkewedPartitioner | This class is used by skewed join. | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig |
| SortColInfo | A class representing information about a sort column in SortInfoSee Also:Serialized Form | Class | org.apache.pig | Apache Pig |
| SortedDataBag | An ordered collection of Tuples (possibly) with multiples. | Class | org.apache.pig.data | Apache Pig |
| SortedSpillBag | Common functionality for proactively spilling bags that need to keep the dataSee Also:Serialized Form | Class | org.apache.pig.data | Apache Pig |
| SortInfo | Class to communicate sort column information based on order by statment's sort columns and schema | Class | org.apache.pig | Apache Pig |
| SortInfoSetter | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| SortKeyInfo | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| SourceLocation | Class | org.apache.pig.parser | Apache Pig | |
| Spillable | Interface | org.apache.pig.impl.util | Apache Pig | |
| SpillableMemoryManager | This class Tracks the tenured pool and a list of Spillable objects. | Class | org.apache.pig.impl.util | Apache Pig |
| SplitFilter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| SQRT | SQRT implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| STARTSWITH | Pig UDF to test input tuple. | Class | org.apache.pig.builtin | Apache Pig |
| Storage | A convenient mock Storage for unit tests PigServer pigServer = new PigServer(ExecType. | Class | org.apache.pig.builtin.mock | Apache Pig |
| StorageUtil | This util class provides methods that are shared by storage class PigStorage and streaming class PigStreaming | Class | org.apache.pig.impl.util | Apache Pig |
| StoreAliasSetter | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| StoreCaster | An interface that provides methods for converting Pig internal types to byte[]. | Interface | org.apache.pig | Apache Pig |
| StoreFunc | StoreFuncs take records from Pig's processing and store them into a data store. | Class | org.apache.pig | Apache Pig |
| StoreFuncInterface | StoreFuncs take records from Pig's processing and store them into a data store. | Interface | org.apache.pig | Apache Pig |
| StoreFuncMetadataWrapper | Convenience class to extend when decorating a class that implements both StoreFunc and StoreMetadata. | Class | org.apache.pig | Apache Pig |
| StoreFuncWrapper | Convenience class to extend when decorating a StoreFunc. | Class | org.apache.pig | Apache Pig |
| StoreMetadata | This interface defines how to write metadata related to data to be stored. | Interface | org.apache.pig | Apache Pig |
| StreamGenerator | Class | org.apache.pig.tools.streams | Apache Pig | |
| StreamingCommand | StreamingCommand represents the specification of an external command to be executed in a Pig Query. | Class | org.apache.pig.impl.streaming | Apache Pig |
| StreamingCommandUtils | Class | org.apache.pig.parser | Apache Pig | |
| StreamToPig | The interface is used for the custom mapping of a byte array, received from the stdout of the streaming process, to a Tuple. | Interface | org.apache.pig | Apache Pig |
| StreamTypeCastInserter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| StringConcat | This method should never be used directly, use CONCAT. | Class | org.apache.pig.builtin | Apache Pig |
| StringMax | This method should never be used directly, use MAX. | Class | org.apache.pig.builtin | Apache Pig |
| StringMin | This method should never be used directly, use MIN. | Class | org.apache.pig.builtin | Apache Pig |
| StringSize | This method should never be used directly, use SIZE. | Class | org.apache.pig.builtin | Apache Pig |
| StringUtils | Class | org.apache.pig.impl.util | Apache Pig | |
| STRSPLIT | Wrapper around Java's String. | Class | org.apache.pig.builtin | Apache Pig |
| StructuresHelper | Class | org.apache.pig.data.utils | Apache Pig | |
| SUBSTRING | SUBSTRING implements eval function to get a part of a string. | Class | org.apache.pig.builtin | Apache Pig |
| Subtract | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| SubtractDuration | SubtractDuration returns the result of a DateTime object plus a Duration object Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| SubtractExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| SubtreeDependencyOrderWalker | Class | org.apache.pig.newplan | Apache Pig | |
| SUM | Generates the sum of a set of values. | Class | org.apache.pig.builtin | Apache Pig |
| TAN | TAN implements a binding to the Java function Given a single data atom it Returns the tangent of the argument. | Class | org.apache.pig.builtin | Apache Pig |
| TANH | TANH implements a binding to the Java function Math. | Class | org.apache.pig.builtin | Apache Pig |
| TargetedTuple | A tuple composed with the operators to which it needs be attached | Class | org.apache.pig.data | Apache Pig |
| TerminatingAccumulator | This is an interface which, if implemented, allows an Accumulator function to signal that it can terminate early. | Interface | org.apache.pig | Apache Pig |
| TextLoader | This load function simply creates a tuple for each line of text that has a single chararray field that | Class | org.apache.pig.builtin | Apache Pig |
| TFileRecordReader | A record reader used to read data written using InterRecordWriter It uses the default InterSedes object for deserialization. | Class | org.apache.pig.impl.io | Apache Pig |
| TFileRecordWriter | A record reader used to write data compatible with InterRecordWriter It uses the default InterSedes object for serialization. | Class | org.apache.pig.impl.io | Apache Pig |
| TFileStorage | LOAD FUNCTION FOR PIG INTERNAL USE ONLY! This load function is used for storing intermediate data between MR jobs of a pig query. | Class | org.apache.pig.impl.io | Apache Pig |
| TimestampedTuple | Class | org.apache.pig.data | Apache Pig | |
| TOBAG | This class takes a list of items and puts them into a bag T = foreach U generate TOBAG($0, $1, $2); | Class | org.apache.pig.builtin | Apache Pig |
| ToDate | ToDate converts the ISO or the customized string or the Unix timestamp to the DateTime object. | Class | org.apache.pig.builtin | Apache Pig |
| ToDate2ARGS | This method should never be used directly, use ToDate. | Class | org.apache.pig.builtin | Apache Pig |
| ToDate3ARGS | This method should never be used directly, use ToDate. | Class | org.apache.pig.builtin | Apache Pig |
| ToDateISO | This method should never be used directly, use ToDate. | Class | org.apache.pig.builtin | Apache Pig |
| TOKENIZE | Given a chararray as an argument, this method will split the chararray and return a bag with a tuple for each chararray that results from the split. | Class | org.apache.pig.builtin | Apache Pig |
| TOMAP | This class makes a map out of the parameters passed to it T = foreach U generate TOMAP($0, $1, $2, $3); | Class | org.apache.pig.builtin | Apache Pig |
| ToMilliSeconds | ToUnixTime converts the DateTime to the number of milliseconds that have passed since January 1, 1970 00:00:00. | Class | org.apache.pig.builtin | Apache Pig |
| ToolsPigServer | ToolsPigServer is a subclass of PigServer intended only for Pig tools. | Class | org.apache.pig.tools | Apache Pig |
| TOP | Top UDF accepts a bag of tuples and returns top-n tuples depending upon the tuple field value of type long. | Class | org.apache.pig.builtin | Apache Pig |
| ToString | ToString converts the DateTime object of the ISO or the customized string. | Class | org.apache.pig.builtin | Apache Pig |
| TOTUPLE | This class makes a tuple out of the parameter T = foreach U generate TOTUPLE($0, $1, $2); | Class | org.apache.pig.builtin | Apache Pig |
| ToUnixTime | ToUnixTime converts the DateTime to the Unix Time Long Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| Transformer | Class | org.apache.pig.newplan.optimizer | Apache Pig | |
| TRIM | Returns a string, with leading and trailing whitespace omitted. | Class | org.apache.pig.builtin | Apache Pig |
| Tuple | An ordered list of Data. | Interface | org.apache.pig.data | Apache Pig |
| TupleFactory | A factory to construct tuples. | Class | org.apache.pig.data | Apache Pig |
| TupleFormat | Default implementation of format of Tuple. | Class | org.apache.pig.impl.util | Apache Pig |
| TupleRawComparator | This interface is intended to compare Tuples. | Interface | org.apache.pig.data | Apache Pig |
| TupleSize | This method should never be used directly, use SIZE. | Class | org.apache.pig.builtin | Apache Pig |
| TypeAwareTuple | Interface | org.apache.pig.data | Apache Pig | |
| TypeCastInserter | Class | org.apache.pig.newplan.logical.rules | Apache Pig | |
| TypeCheckerException | Class | org.apache.pig.impl.logicalLayer.validators | Apache Pig | |
| TypeCheckingExpVisitor | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| TypeCheckingRelVisitor | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| TypedOutputEvalFunc | Base class for Pig UDFs that are functions from Tuples to generic type OUT. | Class | org.apache.pig | Apache Pig |
| UCFIRST | Class | org.apache.pig.builtin | Apache Pig | |
| UDFContext | Class | org.apache.pig.impl.util | Apache Pig | |
| UDFFinder | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans | Apache Pig | |
| UDFFinder | Class | org.apache.pig.newplan.logical.visitor | Apache Pig | |
| UDFFinishVisitor | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer | Apache Pig | |
| UidResetter | Class | org.apache.pig.newplan.logical.optimizer | Apache Pig | |
| UnaryComparisonOperator | This is a base class for all unary comparison operators. | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig |
| UnaryExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| UnaryExpressionOperator | Class | org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators | Apache Pig | |
| UndefinedAliasException | Class | org.apache.pig.parser | Apache Pig | |
| UnionOnSchemaSetter | A visitor that modifies the logical plan (if necessary) for union-onschema functionality. | Class | org.apache.pig.newplan.logical.visitor | Apache Pig |
| UPPER | UPPER implements eval function to convert a string to upper case A = load 'mydata' as (name); | Class | org.apache.pig.builtin | Apache Pig |
| UriUtil | Class | org.apache.pig.impl.util | Apache Pig | |
| UserFuncExpression | Class | org.apache.pig.newplan.logical.expression | Apache Pig | |
| Utf8StorageConverter | This abstract class provides standard conversions between utf8 encoded data and pig data types. | Class | org.apache.pig.builtin | Apache Pig |
| Util | Class | org.apache.pig.newplan.logical | Apache Pig | |
| Utils | Class | org.apache.pig.impl.util | Apache Pig | |
| VALUELIST | This UDF takes a Map and returns a Bag containing the values from map. | Class | org.apache.pig.builtin | Apache Pig |
| VALUESET | This UDF takes a Map and returns a Tuple containing the value set. | Class | org.apache.pig.builtin | Apache Pig |
| VisitorException | Class | org.apache.pig.impl.plan | Apache Pig | |
| WeeksBetween | WeeksBetween returns the number of weeks between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |
| WeightedRangePartitioner | Class | org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners | Apache Pig | |
| WholePlanRule | Super class for all rules that operates on the whole plan. | Class | org.apache.pig.newplan.logical.rules | Apache Pig |
| WrappedIOException | Class | org.apache.pig.impl.util | Apache Pig | |
| YearsBetween | YearsBetween returns the number of years between two DateTime objects Jodatime: http://joda-time. | Class | org.apache.pig.builtin | Apache Pig |