class RuntimeConfig extends AnyRef
Runtime configuration interface for Spark. To access this, use SparkSession.conf
.
Options set here are automatically propagated to the Hadoop configuration during I/O.
- Annotations
- @Stable()
- Source
- RuntimeConfig.scala
- Since
2.0.0
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- RuntimeConfig
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Value Members
-
def
get(key: String, default: String): String
Returns the value of Spark runtime configuration property for the given key.
Returns the value of Spark runtime configuration property for the given key.
- Since
2.0.0
-
def
get(key: String): String
Returns the value of Spark runtime configuration property for the given key.
Returns the value of Spark runtime configuration property for the given key.
- Annotations
- @throws( "if the key is not set" )
- Since
2.0.0
- Exceptions thrown
java.util.NoSuchElementException
if the key is not set and does not have a default value
-
def
getAll: Map[String, String]
Returns all properties set in this conf.
Returns all properties set in this conf.
- Since
2.0.0
-
def
getOption(key: String): Option[String]
Returns the value of Spark runtime configuration property for the given key.
Returns the value of Spark runtime configuration property for the given key.
- Since
2.0.0
-
def
isModifiable(key: String): Boolean
Indicates whether the configuration property with the given key is modifiable in the current session.
Indicates whether the configuration property with the given key is modifiable in the current session.
- returns
true
if the configuration property is modifiable. For static SQL, Spark Core, invalid (not existing) and other non-modifiable configuration properties, the returned value isfalse
.
- Since
2.4.0
-
def
set(key: String, value: Long): Unit
Sets the given Spark runtime configuration property.
Sets the given Spark runtime configuration property.
- Since
2.0.0
-
def
set(key: String, value: Boolean): Unit
Sets the given Spark runtime configuration property.
Sets the given Spark runtime configuration property.
- Since
2.0.0
-
def
set(key: String, value: String): Unit
Sets the given Spark runtime configuration property.
Sets the given Spark runtime configuration property.
- Since
2.0.0
-
def
unset(key: String): Unit
Resets the configuration property for the given key.
Resets the configuration property for the given key.
- Since
2.0.0