object SparkSession extends Logging with Serializable
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- SparkSession.scala
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class
Builder extends Logging
Builder for SparkSession.
Builder for SparkSession.
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- @Stable()
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final
def
!=(arg0: Any): Boolean
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final
def
##(): Int
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final
def
==(arg0: Any): Boolean
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def
active: SparkSession
Returns the currently active SparkSession, otherwise the default one.
Returns the currently active SparkSession, otherwise the default one. If there is no default SparkSession, throws an exception.
- Since
2.4.0
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final
def
asInstanceOf[T0]: T0
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def
builder(): Builder
Creates a SparkSession.Builder for constructing a SparkSession.
Creates a SparkSession.Builder for constructing a SparkSession.
- Since
2.0.0
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def
clearActiveSession(): Unit
Clears the active SparkSession for current thread.
Clears the active SparkSession for current thread. Subsequent calls to getOrCreate will return the first created context instead of a thread-local override.
- Since
2.0.0
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def
clearDefaultSession(): Unit
Clears the default SparkSession that is returned by the builder.
Clears the default SparkSession that is returned by the builder.
- Since
2.0.0
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def
clone(): AnyRef
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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def
getActiveSession: Option[SparkSession]
Returns the active SparkSession for the current thread, returned by the builder.
Returns the active SparkSession for the current thread, returned by the builder.
- Since
2.2.0
- Note
Return None, when calling this function on executors
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final
def
getClass(): Class[_]
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- @native() @IntrinsicCandidate()
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def
getDefaultSession: Option[SparkSession]
Returns the default SparkSession that is returned by the builder.
Returns the default SparkSession that is returned by the builder.
- Since
2.2.0
- Note
Return None, when calling this function on executors
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def
hashCode(): Int
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def
initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
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def
initializeLogIfNecessary(isInterpreter: Boolean): Unit
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final
def
isInstanceOf[T0]: Boolean
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def
isTraceEnabled(): Boolean
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def
log: Logger
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def
logDebug(msg: ⇒ String, throwable: Throwable): Unit
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def
logDebug(msg: ⇒ String): Unit
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def
logError(msg: ⇒ String, throwable: Throwable): Unit
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def
logError(msg: ⇒ String): Unit
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def
logInfo(msg: ⇒ String, throwable: Throwable): Unit
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def
logInfo(msg: ⇒ String): Unit
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def
logName: String
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def
logTrace(msg: ⇒ String, throwable: Throwable): Unit
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def
logTrace(msg: ⇒ String): Unit
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def
logWarning(msg: ⇒ String, throwable: Throwable): Unit
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def
logWarning(msg: ⇒ String): Unit
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def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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def
setActiveSession(session: SparkSession): Unit
Changes the SparkSession that will be returned in this thread and its children when SparkSession.getOrCreate() is called.
Changes the SparkSession that will be returned in this thread and its children when SparkSession.getOrCreate() is called. This can be used to ensure that a given thread receives a SparkSession with an isolated session, instead of the global (first created) context.
- Since
2.0.0
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def
setDefaultSession(session: SparkSession): Unit
Sets the default SparkSession that is returned by the builder.
Sets the default SparkSession that is returned by the builder.
- Since
2.0.0
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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def
toString(): String
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final
def
wait(arg0: Long, arg1: Int): Unit
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wait(arg0: Long): Unit
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def
wait(): Unit
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def
finalize(): Unit
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