isLocal,DataFrame-method {SparkR}R Documentation

isLocal

Description

Returns True if the 'collect' and 'take' methods can be run locally (without any Spark executors).

Usage

## S4 method for signature 'DataFrame'
isLocal(x)

isLocal(x)

Arguments

x

A SparkSQL DataFrame

Examples

## Not run: 
##D sc <- sparkR.init()
##D sqlContext <- sparkRSQL.init(sc)
##D path <- "path/to/file.json"
##D df <- jsonFile(sqlContext, path)
##D isLocal(df)
## End(Not run)

[Package SparkR version 1.4.0 Index]