Package com.influxdb.query.dsl.functions

Class CumulativeSumFlux

java.lang.Object

com.influxdb.query.dsl.Flux

com.influxdb.query.dsl.functions.AbstractParametrizedFlux

com.influxdb.query.dsl.functions.CumulativeSumFlux

All Implemented Interfaces:

Expression, HasImports

public final class CumulativeSumFlux
extends AbstractParametrizedFlux

Cumulative sum computes a running sum for non null records in the table. The output table schema will be the same as the input table. See SPEC.

Options

• columns - a list of columns on which to operate [array of strings]

Example

 Flux flux = Flux
     .from("telegraf")
     .cumulativeSum(new String[]{"_value"});
 

Author:

Jakub Bednar (10/10/2018 07:32)

Field Summary

Fields inherited from class com.influxdb.query.dsl.Flux

functionsParameters, imports

Constructor Summary

Constructors

Constructor	Description
CumulativeSumFlux(Flux source)

Method Summary

Modifier and Type	Method	Description
void	collectImports(Set<String> collectedImports)	Collects all imports of the flux.
protected String	operatorName()
CumulativeSumFlux	withColumns(String[] columns)
CumulativeSumFlux	withColumns(Collection<String> columns)

Methods inherited from class com.influxdb.query.dsl.functions.AbstractParametrizedFlux

appendActual, beforeAppendOperatorName

Methods inherited from class com.influxdb.query.dsl.Flux

addImport, aggregateWindow, aggregateWindow, arrayFrom, arrayFrom, asVariable, columns, columns, count, count, covariance, covariance, covariance, covariance, covariance, covariance, covariance, covariance, covariance, cumulativeSum, cumulativeSum, cumulativeSum, derivative, derivative, difference, difference, difference, difference, difference, difference, distinct, distinct, drop, drop, drop, drop, duplicate, duplicate, expression, fill, fill, filter, filter, first, from, from, from, function, getImports, group, groupBy, groupBy, groupBy, groupExcept, groupExcept, groupExcept, integral, integral, interpolateLinear, interpolateLinear, join, join, keep, keep, keep, keep, last, last, limit, limit, limit, map, map, max, max, mean, mean, min, min, pivot, pivot, pivot, quantile, quantile, quantile, quantile, quantile, range, range, range, range, range, range, range, reduce, reduce, rename, rename, rename, sample, sample, sample, set, set, skew, skew, sort, sort, sort, sort, sort, sort, spread, spread, stddev, stddev, sum, sum, tail, tail, tail, timeShift, timeShift, timeShift, timeShift, to, to, to, to, to, to, to, to, toBool, toDuration, toFloat, toInt, toString, toString, toString, toStringConvert, toTime, toUInt, truncateTimeColumn, union, window, window, window, window, window, window, window, withFunction, withFunctionNamed, withPipedFunction, withPropertyNamed, withPropertyNamed, withPropertyValue, withPropertyValue, withPropertyValueEscaped, yield, yield

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

CumulativeSumFlux

public CumulativeSumFlux(@Nonnull
 Flux source)

Method Details

operatorName

@Nonnull
protected String operatorName()

Specified by:

operatorName in class AbstractParametrizedFlux

Returns:

name of function

withColumns

@Nonnull
public CumulativeSumFlux withColumns(@Nonnull
 String[] columns)

Parameters:

columns - the columns on which to operate

Returns:

this

withColumns

@Nonnull
public CumulativeSumFlux withColumns(@Nonnull
 Collection<String> columns)

Parameters:

columns - the columns on which to operate

Returns:

this

collectImports

public void collectImports(@Nonnull
 Set<String> collectedImports)

Description copied from class: Flux

Collects all imports of the flux.

Overrides:

collectImports in class Flux

Parameters:

collectedImports - a set to be filled by the used imports