cash-set-ml.data.frame-method: Adds a new ml.data.frame field as a ml.col.def-class

In rfml: MarkLogic NoSQL Database Server in-Database Analytics for R

Description

The fields only exists within the object and are not created at the database side.

Usage

## S4 replacement method for signature 'ml.data.frame'
x$name <- value

Arguments

x	A ml.data.frame object
name	Name of the new field
value	The value for the new field. Typical a expression

Value

ml.col.def-class object

Examples

## Not run: 
 library(rfml)
 locConn <- ml.connect()
 # create a ml.data.frame based on the iris data set
 mlIris <- as.ml.data.frame(locConn, iris, "iris")
 # create a field based on an existing
 mlIris$newField <- mlIris$Petal.Width
 # create a field based calculation on existing
 mlIris$newField2 <- mlIris$Petal.Width + mlIris$Petal.Length
 # create a field based on an previous created
 mlIris$newField3 <- mlIris$Petal.Width + 10
 mlIris$abs_width <- abs(mlIris$Petal.Width)

## End(Not run)

rfml documentation built on May 2, 2019, 3:01 a.m.