Uses of Class
com.pervasive.datarush.operators.CompositeOperator

Packages that use CompositeOperator

Package	Description
com.actian.dataflow.operators.io.orc
com.actian.dataflow.operators.io.parquet
com.pervasive.datarush.analytics.arm	Provides common classes for Association Rule Mining (ARM).
com.pervasive.datarush.analytics.arm.fpgrowth	Provides the operator to perform the FP-growth ARM algorithm.
com.pervasive.datarush.analytics.cleansing	Provides operators related to data cleansing.
com.pervasive.datarush.analytics.knn	Provides an implementation of the KNN algorithm using DataRush's sparse data API.
com.pervasive.datarush.analytics.naivebayes.learner	Provides an implementation of the Naive Bayes learner.
com.pervasive.datarush.analytics.pmml	Provides shared and base classes for PMML model representation of Analytics algorithms.
com.pervasive.datarush.analytics.r
com.pervasive.datarush.analytics.regression	Provides utility, PMML and other classes for shared use by regression related entities.
com.pervasive.datarush.analytics.stats	Provides various statistics, Data Summarizer, and Data Quality Analyzer.
com.pervasive.datarush.analytics.viz	Provides operators for classifier performance visualization.
com.pervasive.datarush.hbase
com.pervasive.datarush.matching	Provides operators for performing discovering duplicates or links between records.
com.pervasive.datarush.matching.block	Provides operators for generating possible candidate pairs.
com.pervasive.datarush.matching.cluster	Provides operators for clustering the results of duplicate or linkage discovery.
com.pervasive.datarush.matching.tune	Provides operators for analyzing data for approximate matching.
com.pervasive.datarush.operators	Provides classes and interfaces for developing dataflow operators.
com.pervasive.datarush.operators.assertion	Provides operators for making assertions on flows and files.
com.pervasive.datarush.operators.group	Provides data aggregation components.
com.pervasive.datarush.operators.io	Provides base file I/O components including encoders and decoders.
com.pervasive.datarush.operators.io.avro	Provides operators for reading and writing files in Avro format.
com.pervasive.datarush.operators.io.binary
com.pervasive.datarush.operators.io.jdbc	Provides operators for reading from JDBC sources and writing to JDBC targets.
com.pervasive.datarush.operators.io.mdf
com.pervasive.datarush.operators.io.staging	Provides operators for reading and writing DataRush staging datasets.
com.pervasive.datarush.operators.io.textfile	Provides operators for reading and writing text data.
com.pervasive.datarush.operators.io.vectorwise
com.pervasive.datarush.operators.io.vectorwise.dl
com.pervasive.datarush.operators.join	Provides operators for joining together two data sets into a single one.
com.pervasive.datarush.operators.partition	Provides operators for partitioning and unpartitioning flows of data.
com.pervasive.datarush.operators.record	Provides operators for manipulating record structure.
com.pervasive.datarush.operators.select	Provides operators for selecting a subset of the data set.
com.pervasive.datarush.operators.testutils

Uses of CompositeOperator in com.actian.dataflow.operators.io.orc

Subclasses of CompositeOperator in com.actian.dataflow.operators.io.orc

Modifier and Type	Class	Description
class	ReadORC
class	WriteORC	Write data in the Apache Hive ORC format.

Uses of CompositeOperator in com.actian.dataflow.operators.io.parquet

Subclasses of CompositeOperator in com.actian.dataflow.operators.io.parquet

Modifier and Type	Class	Description
class	ReadParquet	Reads data previously written using Apache Parquet format by Apache Hive.

Uses of CompositeOperator in com.pervasive.datarush.analytics.arm

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.arm

Modifier and Type	Class	Description
class	FrequentItems	Compute the frequent items within the given transactions.

Uses of CompositeOperator in com.pervasive.datarush.analytics.arm.fpgrowth

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.arm.fpgrowth

Modifier and Type	Class	Description
class	FPGrowth	An operator that implements the FP-growth algorithm, outputting a PMML model containing generated items sets and association rules.

Uses of CompositeOperator in com.pervasive.datarush.analytics.cleansing

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.cleansing

Modifier and Type	Class	Description
class	ReplaceMissingValues	Replace missing values in the input data according to the given replacement specifications.

Uses of CompositeOperator in com.pervasive.datarush.analytics.knn

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.knn

Modifier and Type	Class	Description
class	KNNClassifier	Applies the K-nearest neighbor algorithm to classify input data against an already classified set of example data.

Uses of CompositeOperator in com.pervasive.datarush.analytics.naivebayes.learner

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.naivebayes.learner

Modifier and Type	Class	Description
class	NaiveBayesLearner	Operator responsible for building a Naive Bayes PMML model from input data.

Uses of CompositeOperator in com.pervasive.datarush.analytics.pmml

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.pmml

Modifier and Type	Class	Description
class	ReadPMML	Reads a PMML model object from a file.

Uses of CompositeOperator in com.pervasive.datarush.analytics.r

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.r

Modifier and Type	Class	Description
class	RunRScript	Execute an R script in flow.

Uses of CompositeOperator in com.pervasive.datarush.analytics.regression

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.regression

Modifier and Type	Class	Description
class	LogisticRegressionLearner	Fits a multinomial logistic regression model to the training data.

Uses of CompositeOperator in com.pervasive.datarush.analytics.stats

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.stats

Modifier and Type	Class	Description
class	CountRanges	Determines which range each value in a field falls within and counts the totals.
class	DataQualityAnalyzer	Evaluates a set of quality tests on an input dataset.
class	DistinctValues	Calculates distinct values of the given input field.
class	MostFrequentValues	Compute the most frequent values within the given fields.
class	NormalizeValues	Apply normalization methods to fields within an input data flow.
class	SummaryStatistics	Discovers various metrics of an input dataset, based on the configured detail level.

Uses of CompositeOperator in com.pervasive.datarush.analytics.viz

Subclasses of CompositeOperator in com.pervasive.datarush.analytics.viz

Modifier and Type	Class	Description
class	DrawDiagnosticsChart	This operator takes the output of one or multiple predictors and uses the confidence values produced by these predictors along with the actual target values ("true class") to produce diagnostic charts.

Uses of CompositeOperator in com.pervasive.datarush.hbase

Subclasses of CompositeOperator in com.pervasive.datarush.hbase

Modifier and Type	Class	Description
class	DeleteHBase	Write delete markers to HBase
class	KeyOperator	Specifies key field mapping when accessing HBase.
class	KeyValueOperator	Specifies data field mapping when accessing HBase.
class	ReadHBase	Read a result set from HBase.
class	WriteHBase	Write a result set to HBase.

Uses of CompositeOperator in com.pervasive.datarush.matching

Subclasses of CompositeOperator in com.pervasive.datarush.matching

Modifier and Type	Class	Description
class	DiscoverDuplicates	Discover duplicate records within a single source using fuzzy matching operators.
class	DiscoverLinks	Use fuzzy matching operators to discover linked records from two data sources.

Uses of CompositeOperator in com.pervasive.datarush.matching.block

Subclasses of CompositeOperator in com.pervasive.datarush.matching.block

Modifier and Type	Class	Description
class	BlockCartesian	Block the input data by creating a cartesian product of the data.
class	BlockRecords	Block records into groups of like records based on a set of key fields and generate record pairs from these groups.
class	BlockSelf	Block records from a single source into groups of like records based on a set of key fields and generate record pairs from these groups.

Uses of CompositeOperator in com.pervasive.datarush.matching.cluster

Subclasses of CompositeOperator in com.pervasive.datarush.matching.cluster

Modifier and Type	Class	Description
class	ClusterDuplicates	Transform record pairs into clusters of like records, where the two sides of the pair are from the same source.
class	ClusterLinks	Transform record pairs into clusters of like records.

Uses of CompositeOperator in com.pervasive.datarush.matching.tune

Subclasses of CompositeOperator in com.pervasive.datarush.matching.tune

Modifier and Type	Class	Description
class	AnalyzeDuplicateKeys	Provides an analysis of the quality of a set of blocking keys over data to be deduplicated.
class	AnalyzeLinkKeys	Provides an analysis of the quality of a set of blocking keys over two data sets to be linked.

Uses of CompositeOperator in com.pervasive.datarush.operators

Subclasses of CompositeOperator in com.pervasive.datarush.operators

Modifier and Type	Class	Description
class	AbstractRecordCompositeOperator	Convenient base class for CompositeOperator's that are also RecordPipelineOperator's.
class	OpenComposite	A composite operator that can be externally composed.
class	OpenModelSink<T>	A model sink that can be externally composed.
class	OpenModelSource<T>	A model source that can be externally composed.
class	OpenMultiModelSink<T>	A model sink that can be externally composed.
class	OpenMultiModelSource<T>	A model source that can be externally composed.
class	OpenMultiRecordSink	A record sink that can be externally composed.
class	OpenMultiRecordSource	A record source that can be externally composed.
class	OpenRecordSink	A record sink that can be externally composed.
class	OpenRecordSource	A record source that can be externally composed.

Methods in com.pervasive.datarush.operators that return CompositeOperator

Modifier and Type	Method	Description
CompositeOperator	OperatorProxies.CompositeOperatorProxy.getTarget()

Methods in com.pervasive.datarush.operators with parameters of type CompositeOperator

Modifier and Type	Method	Description
static OperatorProxies.CompositeOperatorProxy	OperatorProxies.proxy(CompositeOperator op)	Public only as a matter of implementation; not intended for external use Creates a proxy to the given operator that allows the framework to access its protected methods.

Uses of CompositeOperator in com.pervasive.datarush.operators.assertion

Subclasses of CompositeOperator in com.pervasive.datarush.operators.assertion

Modifier and Type	Class	Description
class	AssertEqualHash	Verifies that actual rows are equal to expected rows without regard to order.
class	AssertEqualRecordType	Assert that the given type and the type of the input port are equal.
class	AssertEqualTypes	Asserts that two input flows have identical types.
class	AssertRowCount	Verifies that the input flow contains the specified row count.

Uses of CompositeOperator in com.pervasive.datarush.operators.group

Subclasses of CompositeOperator in com.pervasive.datarush.operators.group

Modifier and Type	Class	Description
class	Group	Performs grouping (aggregation) of sorted input data.
class	RemoveDuplicates	Removes duplicate rows based on a specified set of group keys.

Uses of CompositeOperator in com.pervasive.datarush.operators.io

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io

Modifier and Type	Class	Description
class	AbstractReader	A generic reader of byte data representing a stream of records.
class	AbstractWriter	A generic writer of byte data representing a stream of records.
class	ReadSource	Reads a data source as a stream of records.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.avro

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.avro

Modifier and Type	Class	Description
class	ReadAvro	Reads data previously written using Apache Avro format.
class	WriteAvro	Writes data using Apache Avro format.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.binary

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.binary

Modifier and Type	Class	Description
class	BinaryWriter	Writes raw binary data to a filesystem.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.jdbc

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.jdbc

Modifier and Type	Class	Description
class	AbstractWriteToJDBC	Abstract implementation of a JDBC writer.
class	DeleteFromJDBC	This operator deletes data in the target table in a database by applying SQL delete statements.
class	JDBCOperator	Common base class for ReadFromJDBC and AbstractWriteToJDBC.
class	ReadFromJDBC	The ReadFromJDBC operator is used to access relational database systems using a supplied JDBC driver.
class	UpdateInJDBC	This operator updates the target table in a database by applying SQL update statements.
class	WriteToJDBC	In its simplest form, writes records from an input port to a JDBC target table using insert statements.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.mdf

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.mdf

Modifier and Type	Class	Description
class	ReadMDF	Reads data previously written using MDF format.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.staging

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.staging

Modifier and Type	Class	Description
class	ReadStagingDataset	Reads a sequence of records previously staged to disk.
class	WriteStagingDataset	Writes a sequence of records to disk in an internal format for staged data.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.textfile

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.textfile

Modifier and Type	Class	Description
class	AbstractTextReader	A generic reader of text data representing a stream of records.
class	AbstractTextWriter	A generic writer of text data representing a stream of records.
class	ReadARFF	Read files in the Attribute-Relation File Format (ARFF).
class	ReadDelimitedText	Reads a text file of delimited records as record tokens.
class	ReadFixedText	Reads a text file of fixed-width records as record tokens.
class	ReadJSON	The ReadJSON operator reads a JSON file of key-value pairs or array of objects as record tokens.
class	ReadLog	Reads a log file as record tokens.
class	WriteARFF	Write files using the Attribute-Relation File Format (ARFF).
class	WriteDelimitedText	Writes a stream of records as delimited text.
class	WriteFixedText	Writes a record dataflow as a text file of fixed-width records.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.vectorwise

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.vectorwise

Modifier and Type	Class	Description
class	LoadActianVector	Bulk load data into the Actian Vector database.
class	LoadVectorOnHadoop	Deprecated. this operator has been replaced with LoadActianVector; use that operator instead.

Uses of CompositeOperator in com.pervasive.datarush.operators.io.vectorwise.dl

Subclasses of CompositeOperator in com.pervasive.datarush.operators.io.vectorwise.dl

Modifier and Type	Class	Description
class	LoadVectorOnHadoopDirect	Deprecated. this operator has been replaced with LoadActianVector; use that operator instead.

Uses of CompositeOperator in com.pervasive.datarush.operators.join

Subclasses of CompositeOperator in com.pervasive.datarush.operators.join

Modifier and Type	Class	Description
class	AbstractRelationalJoin	Common base class for the various types of join that we support.
class	FilterExistingRows	Filters records on the left based on the presence of matching records on the right.
class	Join	Performs a relational equi-join on two input datasets by a specified set of keys.
class	SemiJoin	Deprecated. this operator has been replaced with FilterExistingRows; use that operator instead, linking to the appropriate output port.

Uses of CompositeOperator in com.pervasive.datarush.operators.partition

Subclasses of CompositeOperator in com.pervasive.datarush.operators.partition

Modifier and Type	Class	Description
class	Randomize	Operator that re-orders its input in a random fashion.

Uses of CompositeOperator in com.pervasive.datarush.operators.record

Subclasses of CompositeOperator in com.pervasive.datarush.operators.record

Modifier and Type	Class	Description
class	DiscoverDomain	Utility operator for discovering the domain of string fields.
class	RowsToColumns	The RowsToColumns operator is used to pivot data from a narrow representation (rows) into a wider representation (columns).

Uses of CompositeOperator in com.pervasive.datarush.operators.select

Subclasses of CompositeOperator in com.pervasive.datarush.operators.select

Modifier and Type	Class	Description
class	LimitRows	Truncates a flow to a fixed number of records.
class	SampleRandomRows	Apply random sampling to the input data.

Uses of CompositeOperator in com.pervasive.datarush.operators.testutils

Subclasses of CompositeOperator in com.pervasive.datarush.operators.testutils

Modifier and Type	Class	Description
class	DumpPartitions	For test purposes--sorts inputs and writes to a file