DefaultOptimizer

Instance Constructors

new DefaultOptimizer(conf: CatalystConf)

Type Members

case class Batch(name: String, strategy: Strategy, rules: Rule[TreeType]*) extends Product with Serializable

A batch of rules.
A batch of rules.

Attributes
protected
Definition Classes
RuleExecutor
case class FixedPoint(maxIterations: Int) extends Strategy with Product with Serializable

A strategy that runs until fix point or maxIterations times, whichever comes first.
A strategy that runs until fix point or maxIterations times, whichever comes first.

Definition Classes
RuleExecutor
abstract class Strategy extends AnyRef

An execution strategy for rules that indicates the maximum number of executions.
An execution strategy for rules that indicates the maximum number of executions. If the execution reaches fix point (i.e. converge) before maxIterations, it will stop.

Definition Classes
RuleExecutor

Value Members

final def !=(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def ##(): Int

Definition Classes
AnyRef → Any
final def ==(arg0: Any): Boolean

Definition Classes
AnyRef → Any
object Once extends Strategy with Product with Serializable

A strategy that only runs once.
A strategy that only runs once.

Definition Classes
RuleExecutor
final def asInstanceOf[T0]: T0

Definition Classes
Any
val batches: List[Batch]

Defines a sequence of rule batches, to be overridden by the implementation.
Defines a sequence of rule batches, to be overridden by the implementation.

Definition Classes
Optimizer → RuleExecutor
def clone(): AnyRef

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( ... )
val conf: CatalystConf
final def eq(arg0: AnyRef): Boolean

Definition Classes
AnyRef
def execute(plan: LogicalPlan): LogicalPlan

Executes the batches of rules defined by the subclass.
Executes the batches of rules defined by the subclass. The batches are executed serially using the defined execution strategy. Within each batch, rules are also executed serially.

Definition Classes
RuleExecutor
def finalize(): Unit

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( classOf[java.lang.Throwable] )
final def getClass(): Class[_]

Definition Classes
AnyRef → Any
final def isInstanceOf[T0]: Boolean

Definition Classes
Any
def isTraceEnabled(): Boolean

Attributes
protected
Definition Classes
Logging
def log: Logger

Attributes
protected
Definition Classes
Logging
def logDebug(msg: ⇒ String, throwable: Throwable): Unit

Attributes
protected
Definition Classes
Logging
def logDebug(msg: ⇒ String): Unit

Attributes
protected
Definition Classes
Logging
def logError(msg: ⇒ String, throwable: Throwable): Unit

Attributes
protected
Definition Classes
Logging
def logError(msg: ⇒ String): Unit

Attributes
protected
Definition Classes
Logging
def logInfo(msg: ⇒ String, throwable: Throwable): Unit

Attributes
protected
Definition Classes
Logging
def logInfo(msg: ⇒ String): Unit

Attributes
protected
Definition Classes
Logging
def logName: String

Attributes
protected
Definition Classes
Logging
def logTrace(msg: ⇒ String, throwable: Throwable): Unit

Attributes
protected
Definition Classes
Logging
def logTrace(msg: ⇒ String): Unit

Attributes
protected
Definition Classes
Logging
def logWarning(msg: ⇒ String, throwable: Throwable): Unit

Attributes
protected
Definition Classes
Logging
def logWarning(msg: ⇒ String): Unit

Attributes
protected
Definition Classes
Logging
final def ne(arg0: AnyRef): Boolean

Definition Classes
AnyRef
final def notify(): Unit

Definition Classes
AnyRef
final def notifyAll(): Unit

Definition Classes
AnyRef
final def synchronized[T0](arg0: ⇒ T0): T0

Definition Classes
AnyRef
final def wait(): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long, arg1: Int): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )

Related Doc: package optimizer

case class DefaultOptimizer(conf: CatalystConf) extends Optimizer with Product with Serializable

Instance Constructors

new DefaultOptimizer(conf: CatalystConf)

Type Members

case class Batch(name: String, strategy: Strategy, rules: Rule[TreeType]*) extends Product with Serializable

case class FixedPoint(maxIterations: Int) extends Strategy with Product with Serializable

abstract class Strategy extends AnyRef

Value Members

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

object Once extends Strategy with Product with Serializable

final def asInstanceOf[T0]: T0

val batches: List[Batch]

def clone(): AnyRef

val conf: CatalystConf

final def eq(arg0: AnyRef): Boolean

def execute(plan: LogicalPlan): LogicalPlan

def finalize(): Unit

final def getClass(): Class[_]

final def isInstanceOf[T0]: Boolean

def isTraceEnabled(): Boolean

def log: Logger

def logDebug(msg: ⇒ String, throwable: Throwable): Unit

def logDebug(msg: ⇒ String): Unit

def logError(msg: ⇒ String, throwable: Throwable): Unit

def logError(msg: ⇒ String): Unit

def logInfo(msg: ⇒ String, throwable: Throwable): Unit

def logInfo(msg: ⇒ String): Unit

def logName: String

def logTrace(msg: ⇒ String, throwable: Throwable): Unit

def logTrace(msg: ⇒ String): Unit

def logWarning(msg: ⇒ String, throwable: Throwable): Unit

def logWarning(msg: ⇒ String): Unit

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

final def synchronized[T0](arg0: ⇒ T0): T0

final def wait(): Unit

final def wait(arg0: Long, arg1: Int): Unit

final def wait(arg0: Long): Unit

Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from Optimizer

Inherited from RuleExecutor[LogicalPlan]

Inherited from Logging

Inherited from AnyRef

Inherited from Any

Ungrouped