R: Cache Table

cacheTable {SparkR}

R Documentation

Cache Table

Description

Caches the specified table in-memory.

Usage

cacheTable(sqlContext, tableName)

Arguments

`sqlContext`	SQLContext to use
`tableName`	The name of the table being cached

Value

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 registerTempTable(df, "table")
##D cacheTable(sqlContext, "table")
## End(Not run)

[Package SparkR version 1.5.1 Index]