R frontend for Spark

Documentation for package ‘SparkR’ version 1.4.0

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-- A --

agg	S4 class that represents a DataFrame
agg	Count
agg-method	S4 class that represents a DataFrame
agg-method	Count
alias-method	S4 class that represents a DataFrame column
approxCountDistinct	S4 class that represents a DataFrame column
approxCountDistinct-method	S4 class that represents a DataFrame column
arrange	Arrange
arrange-method	Arrange
asc	S4 class that represents a DataFrame column
avg	S4 class that represents a DataFrame column

-- C --

cache-method	Cache
cacheTable	Cache Table
cast	S4 class that represents a DataFrame column
cast-method	S4 class that represents a DataFrame column
cbrt	S4 class that represents a DataFrame column
clearCache	Clear Cache
collect-method	Collects all the elements of a Spark DataFrame and coerces them into an R data.frame.
Column-class	S4 class that represents a DataFrame column
columns	Get schema object
columns-method	Column names
contains	S4 class that represents a DataFrame column
count	S4 class that represents a DataFrame column
count-method	Count
count-method	Count
countDistinct	S4 class that represents a DataFrame column
countDistinct-method	S4 class that represents a DataFrame column
createDataFrame	Create a DataFrame from an RDD
createExternalTable	Create an external table

-- D --

dataFrame	S4 class that represents a DataFrame
DataFrame-class	S4 class that represents a DataFrame
desc	S4 class that represents a DataFrame column
describe	describe
describe-method	describe
distinct-method	Distinct
dropna	dropna
dropna-method	dropna
dropTempTable	Drop Temporary Table
dtypes	Get schema object
dtypes-method	DataTypes

-- E --

endsWith	S4 class that represents a DataFrame column
except	except
except-method	except
explain	Explain
explain-method	Explain

-- F --

fillna	dropna
fillna-method	dropna
filter	Filter
filter-method	Filter
first-method	Return the first row of a DataFrame

-- G --

getField	S4 class that represents a DataFrame column
getItem	S4 class that represents a DataFrame column
groupBy	S4 class that represents a DataFrame
groupBy-method	GroupBy
groupedData	S4 class that represents a DataFrame
GroupedData-class	S4 class that represents a GroupedData
group_by	GroupBy
group_by-method	GroupBy

-- H --

hashCode	Compute the hashCode of an object
head-method	Head
hypot	S4 class that represents a DataFrame column

-- I --

infer_type	infer the SQL type
insertInto	insertInto
insertInto-method	insertInto
intersect	Intersect
intersect-method	Intersect
isLocal	isLocal
isLocal-method	isLocal
isNotNull	S4 class that represents a DataFrame column
isNull	S4 class that represents a DataFrame column

-- J --

join-method	Join
jsonFile	Create a DataFrame from a JSON file.

-- L --

last	S4 class that represents a DataFrame column
like	S4 class that represents a DataFrame column
limit	Limit
limit-method	Limit
lower	S4 class that represents a DataFrame column

-- M --

mutate	WithColumn
mutate-method	WithColumn

-- N --

n	S4 class that represents a DataFrame column
n-method	S4 class that represents a DataFrame column
na.omit	dropna
names-method	Column names
n_distinct	S4 class that represents a DataFrame column
n_distinct-method	S4 class that represents a DataFrame column

-- O --

orderBy	Arrange
orderBy-method	Arrange

-- P --

parquetFile	Create a DataFrame from a Parquet file.
persist-method	Persist
print.jobj	Print a JVM object reference.
print.structField	Print a Spark StructField.
print.structType	Print a Spark StructType.
printSchema	Get schema object
printSchema-method	Print Schema of a DataFrame

-- R --

read.df	Load an DataFrame
registerTempTable	Register Temporary Table
registerTempTable-method	Register Temporary Table
rename	WithColumnRenamed
rename-method	WithColumnRenamed
repartition-method	Repartition
rint	S4 class that represents a DataFrame column
rlike	S4 class that represents a DataFrame column

-- S --

sample	Sample
sample-method	Sample
sample_frac	Sample
sample_frac-method	Sample
saveAsParquetFile	saveAsParquetFile
saveAsParquetFile-method	saveAsParquetFile
saveAsTable	saveAsTable
saveAsTable-method	saveAsTable
saveDF	Save the contents of the DataFrame to a data source
saveDF-method	Save the contents of the DataFrame to a data source
schema	Get schema object
schema-method	Get schema object
select	Select
select-method	Select
selectExpr	Select
selectExpr-method	SelectExpr
show-method	show
showDF	showDF
showDF-method	showDF
sparkR.init	Initialize a new Spark Context.
sparkR.stop	Stop the Spark context.
sparkRHive.init	Initialize a new HiveContext.
sparkRSQL.init	Initialize a new SQLContext.
sql	SQL Query
startsWith	S4 class that represents a DataFrame column
structField	structField
structType	structType
substr-method	S4 class that represents a DataFrame column
sumDistinct	S4 class that represents a DataFrame column
summarize	S4 class that represents a DataFrame
summarize	Count
summarize-method	S4 class that represents a DataFrame
summarize-method	Count

-- T --

table	Create a DataFrame from a SparkSQL Table
tableNames	Table Names
tables	Tables
take-method	Take the first NUM rows of a DataFrame and return a the results as a data.frame
toDegrees	S4 class that represents a DataFrame column
toRadians	S4 class that represents a DataFrame column
toRDD	S4 class that represents a DataFrame

-- U --

uncacheTable	Uncache Table
unionAll	UnionAll
unionAll-method	UnionAll
unpersist-method	Unpersist
upper	S4 class that represents a DataFrame column

-- W --

where	Filter
where-method	Filter
withColumn	WithColumn
withColumn-method	WithColumn
withColumnRenamed	WithColumnRenamed
withColumnRenamed-method	WithColumnRenamed
write.df	Save the contents of the DataFrame to a data source
write.df-method	Save the contents of the DataFrame to a data source

-- misc --