show

0th

Percentile

show

Print class and type information of a Spark object.

Usage
# S4 method for Column
show(object)

# S4 method for GroupedData show(object)

# S4 method for SparkDataFrame show(object)

# S4 method for WindowSpec show(object)

# S4 method for StreamingQuery show(object)

Arguments
object

a Spark object. Can be a SparkDataFrame, Column, GroupedData, WindowSpec.

Note

show(Column) since 1.4.0

show(GroupedData) since 1.4.0

show(SparkDataFrame) since 1.4.0

show(WindowSpec) since 2.0.0

show(StreamingQuery) since 2.2.0

See Also

Other SparkDataFrame functions: SparkDataFrame-class, agg(), alias(), arrange(), as.data.frame(), attach,SparkDataFrame-method, broadcast(), cache(), checkpoint(), coalesce(), collect(), colnames(), coltypes(), createOrReplaceTempView(), crossJoin(), cube(), dapplyCollect(), dapply(), describe(), dim(), distinct(), dropDuplicates(), dropna(), drop(), dtypes(), exceptAll(), except(), explain(), filter(), first(), gapplyCollect(), gapply(), getNumPartitions(), group_by(), head(), hint(), histogram(), insertInto(), intersectAll(), intersect(), isLocal(), isStreaming(), join(), limit(), localCheckpoint(), merge(), mutate(), ncol(), nrow(), persist(), printSchema(), randomSplit(), rbind(), rename(), repartitionByRange(), repartition(), rollup(), sample(), saveAsTable(), schema(), selectExpr(), select(), showDF(), storageLevel(), str(), subset(), summary(), take(), toJSON(), unionByName(), union(), unpersist(), withColumn(), withWatermark(), with(), write.df(), write.jdbc(), write.json(), write.orc(), write.parquet(), write.stream(), write.text()

Aliases
  • show
  • show,Column-method
  • show,GroupedData-method
  • show,SparkDataFrame-method
  • show,WindowSpec-method
  • show,StreamingQuery-method
Examples
# NOT RUN {
sparkR.session()
path <- "path/to/file.json"
df <- read.json(path)
show(df)
# }
Documentation reproduced from package SparkR, version 2.4.6, License: Apache License (== 2.0)

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