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Get Runtime Config from the current active SparkSession. To change SparkSession Runtime Config, please see sparkR.session().

Usage

sparkR.conf(key, defaultValue)

Arguments

key

(optional) The key of the config to get, if omitted, all config is returned

defaultValue

(optional) The default value of the config to return if they config is not set, if omitted, the call fails if the config key is not set

Value

a list of config values with keys as their names

Note

sparkR.conf since 2.0.0

Examples

if (FALSE) {
sparkR.session()
allConfigs <- sparkR.conf()
masterValue <- unlist(sparkR.conf("spark.master"))
namedConfig <- sparkR.conf("spark.executor.memory", "0g")
}