Uses of Class
com.pervasive.datarush.annotations.OperatorDescription

Packages that use OperatorDescription

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.cluster.kmeans	Provides the KMeans algorithm.
com.pervasive.datarush.analytics.decisiontree.learner	Provides the PMML learner operator and associated classes.
com.pervasive.datarush.analytics.decisiontree.predictor	Provides the decision tree predictor operator and associated classes.
com.pervasive.datarush.analytics.decisiontree.pruner	Provides the decision tree pruner operator and associated classes.
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.naivebayes.predictor	Provides an implementation of a Naive Bayes predictor.
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.svm.learner	Provides an implementation of an SVM learner.
com.pervasive.datarush.analytics.svm.predictor	Provides an implementation of an SVM predictor.
com.pervasive.datarush.analytics.text	Provides various unstructured text processing operators.
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.cluster	Provides operators for clustering the results of duplicate or linkage discovery.
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.jdbc	Provides operators for reading from JDBC sources and writing to JDBC targets.
com.pervasive.datarush.operators.io.paraccel
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.model	Provides operators for handling models.
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.scripting	Provides the RunScript operator for running user-defined scripts on the rows of an input record flow.
com.pervasive.datarush.operators.select	Provides operators for selecting a subset of the data set.
com.pervasive.datarush.operators.sink	Provides the LogRows operator for writing debugging information about a flow to the logging API.
com.pervasive.datarush.operators.sort	Provides operators for sorting and manipulating sorted flows.
com.pervasive.datarush.operators.source	Provides operators for generating data tokens in various ways.
com.pervasive.datarush.operators.string	Provides operators for operating on string values in records.

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

Classes in com.actian.dataflow.operators.io.orc with annotations of type OperatorDescription

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

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

Classes in com.actian.dataflow.operators.io.parquet with annotations of type OperatorDescription

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

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

Classes in com.pervasive.datarush.analytics.arm with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	ConvertARMModel An operator that converts an association model in PMML into a target format.
class	FrequentItems Compute the frequent items within the given transactions.

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

Classes in com.pervasive.datarush.analytics.arm.fpgrowth with annotations of type OperatorDescription

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

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

Classes in com.pervasive.datarush.analytics.cleansing with annotations of type OperatorDescription

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

Uses of OperatorDescription in com.pervasive.datarush.analytics.cluster.kmeans

Classes in com.pervasive.datarush.analytics.cluster.kmeans with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	KMeans Computes clustering model for the given input based on the k-Means algorithm.

Uses of OperatorDescription in com.pervasive.datarush.analytics.decisiontree.learner

Classes in com.pervasive.datarush.analytics.decisiontree.learner with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DecisionTreeLearner Operator responsible for constructing a Decision Tree.

Uses of OperatorDescription in com.pervasive.datarush.analytics.decisiontree.predictor

Classes in com.pervasive.datarush.analytics.decisiontree.predictor with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DecisionTreePredictor Operator responsible for predicting outcomes based on a Decision Tree PMML model.

Uses of OperatorDescription in com.pervasive.datarush.analytics.decisiontree.pruner

Classes in com.pervasive.datarush.analytics.decisiontree.pruner with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DecisionTreePruner Performs pruning of the provided input model.

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

Classes in com.pervasive.datarush.analytics.knn with annotations of type OperatorDescription

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

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

Classes in com.pervasive.datarush.analytics.naivebayes.learner with annotations of type OperatorDescription

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

Uses of OperatorDescription in com.pervasive.datarush.analytics.naivebayes.predictor

Classes in com.pervasive.datarush.analytics.naivebayes.predictor with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	NaiveBayesPredictor Operator responsible for predicting outcomes based on a Naive Bayes PMML model.

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

Classes in com.pervasive.datarush.analytics.r with annotations of type OperatorDescription

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

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

Classes in com.pervasive.datarush.analytics.regression with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	LinearRegressionLearner Performs a multivariate linear regression on the given training data.
class	SumOfSquares Compute the sum of squares for the given fields of the input data.

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

Classes in com.pervasive.datarush.analytics.stats with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DataQualityAnalyzer Evaluates a set of quality tests on an input dataset.
class	DistinctValues Calculates distinct values of the given input field.
class	NormalizeValues Apply normalization methods to fields within an input data flow.
class	Rank Rank data using the given rank mode.
class	SummaryStatistics Discovers various metrics of an input dataset, based on the configured detail level.

Uses of OperatorDescription in com.pervasive.datarush.analytics.svm.learner

Classes in com.pervasive.datarush.analytics.svm.learner with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	SVMLearner Builds a PMMLSupportVectorMachineModel from an input dataset.

Uses of OperatorDescription in com.pervasive.datarush.analytics.svm.predictor

Classes in com.pervasive.datarush.analytics.svm.predictor with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	SVMPredictor Operator responsible for classification based on a SVM PMML model.

Uses of OperatorDescription in com.pervasive.datarush.analytics.text

Classes in com.pervasive.datarush.analytics.text with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	CalculateNGramFrequency Calculates the n-gram frequencies for a tokenized text field.
class	CalculateWordFrequency Calculates the word frequencies for a tokenized text field.
class	ConvertTextCase Converts the case on a TokenizedText field.
class	CountTokens Counts the number of tokens in a tokenized text field.
class	DictionaryFilter Filters a tokenized text field using a dictionary.
class	ExpandTextFrequency Expands text frequency field.
class	ExpandTextTokens Expands a TokenizedText field.
class	FilterText Filters a tokenized text field.
class	GenerateBagOfWords Calculates the bag of words for a tokenized text field.
class	TextFrequencyFilter Filters a frequency map field.
class	TextStemmer Stems a TokenizedText field.
class	TextTokenizer Tokenizes a string field as a TokenizedText object.

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

Classes in com.pervasive.datarush.analytics.viz with annotations of type OperatorDescription

Modifier and Type	Class and 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 OperatorDescription in com.pervasive.datarush.hbase

Classes in com.pervasive.datarush.hbase with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DeleteHBase Write delete markers to HBase
class	ReadHBase Read a result set from HBase.
class	WriteHBase Write a result set to HBase.

Uses of OperatorDescription in com.pervasive.datarush.matching

Classes in com.pervasive.datarush.matching with annotations of type OperatorDescription

Modifier and Type	Class and 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 OperatorDescription in com.pervasive.datarush.matching.cluster

Classes in com.pervasive.datarush.matching.cluster with annotations of type OperatorDescription

Modifier and Type	Class and 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 OperatorDescription in com.pervasive.datarush.operators.assertion

Classes in com.pervasive.datarush.operators.assertion with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	AssertEqual Verifies that actual rows are equal to expected rows.
class	AssertEqualHash Verifies that actual rows are equal to expected rows without regard to order.
class	AssertEqualTypes Asserts that two input flows have identical types.
class	AssertMetadata Assert that the metadata on the input port is set correctly.
class	AssertPredicate Assert that the given predicate is true for all input values.
class	AssertRowCount Verifies that the input flow contains the specified row count.
class	AssertSorted Verifies that the input data is sorted by the given set of keys.

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

Classes in com.pervasive.datarush.operators.group with annotations of type OperatorDescription

Modifier and Type	Class and 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 OperatorDescription in com.pervasive.datarush.operators.io

Classes in com.pervasive.datarush.operators.io with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	ReadSource Reads a data source as a stream of records.
class	WriteSink Writes a stream of records to a data sink.

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

Classes in com.pervasive.datarush.operators.io.avro with annotations of type OperatorDescription

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

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

Classes in com.pervasive.datarush.operators.io.jdbc with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	DeleteFromJDBC This operator deletes data in the target table in a database by applying SQL delete statements.
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 OperatorDescription in com.pervasive.datarush.operators.io.paraccel

Classes in com.pervasive.datarush.operators.io.paraccel with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	LoadMatrix Load data from the input data stream into an Actian Matrix database table.
class	MatrixSink Load data from the input data stream into Actian Matrix.

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

Classes in com.pervasive.datarush.operators.io.staging with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	ForceRecordStaging Forces staging of record ports.
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 OperatorDescription in com.pervasive.datarush.operators.io.textfile

Classes in com.pervasive.datarush.operators.io.textfile with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	ParseTextFields Parses input text records according to a specified text schema.
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	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 OperatorDescription in com.pervasive.datarush.operators.io.vectorwise

Classes in com.pervasive.datarush.operators.io.vectorwise with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	LoadVectorOnHadoop Bulk load data into the Vector on Hadoop database.
class	LoadVectorwise Bulk load data into the Vectorwise database.

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

Classes in com.pervasive.datarush.operators.io.vectorwise.dl with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	LoadVectorOnHadoopDirect Load data from the data input stream into an Actian Vector on Hadoop database table.

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

Classes in com.pervasive.datarush.operators.join with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	CrossJoin Produce the cartesian product of two sets of records.
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 OperatorDescription in com.pervasive.datarush.operators.model

Classes in com.pervasive.datarush.operators.model with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	GetModel<T> Provides a way to update an in-memory reference to a model object.
class	PutModel<T> Provides a way to inject an in-memory reference to a model object into a graph.

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

Classes in com.pervasive.datarush.operators.partition with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	GatherHint Forces parallel streams of data to be gathered into a single non-parallel stream.
class	PartitionHint Forces the input data to be partitioned into parallel streams of data for subsequent parallel operations.

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

Classes in com.pervasive.datarush.operators.record with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	ColumnsToRows Normalize records by transposing values from row columns into multiple rows.
class	DeriveFields Applies one or more functions to the input record data.
class	MergeFields Merges two streams of data with an equivalent number of rows into one.
class	RemapFields Rearranges and renames fields in a record.
class	RemoveFields Removes a subset of fields from the input records.
class	RetainFields Preserves a subset of fields from the input records.
class	RowsToColumns The RowsToColumns operator is used to pivot data from a narrow representation (rows) into a wider representation (columns).
class	SelectFields Preserves a subset of fields from the input records.

Uses of OperatorDescription in com.pervasive.datarush.operators.scripting

Classes in com.pervasive.datarush.operators.scripting with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	RunScript Processes rows using user-defined scripts.

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

Classes in com.pervasive.datarush.operators.select with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	FilterRows Filters records based on a specified predicate.
class	LimitRows Truncates a flow to a fixed number of records.
class	SampleRandomRows Apply random sampling to the input data.

Uses of OperatorDescription in com.pervasive.datarush.operators.sink

Classes in com.pervasive.datarush.operators.sink with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	CollectRecords Collects input data into an in-memory token list.
class	LogRows Log information about the input data from a flow.

Uses of OperatorDescription in com.pervasive.datarush.operators.sort

Classes in com.pervasive.datarush.operators.sort with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	Sort Sorts the input data.

Uses of OperatorDescription in com.pervasive.datarush.operators.source

Classes in com.pervasive.datarush.operators.source with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	EmitRecords Emits an in-memory token list as output.
class	GenerateArithmeticSequence Generates a sequence of numerical values, with a constant difference between consecutive values.
class	GenerateConstant Generates copies of a constant value.
class	GenerateRandom Generates rows of random data.

Uses of OperatorDescription in com.pervasive.datarush.operators.string

Classes in com.pervasive.datarush.operators.string with annotations of type OperatorDescription

Modifier and Type	Class and Description
class	SplitField Splits a string field into multiple fields, based on a specified pattern.