Object

org.apache.spark.sql.catalyst.optimizer

RewriteCorrelatedScalarSubquery

Related Doc: package optimizer

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object RewriteCorrelatedScalarSubquery extends Rule[LogicalPlan]

This rule rewrites correlated ScalarSubquery expressions into LEFT OUTER joins.

Linear Supertypes
Rule[LogicalPlan], internal.Logging, AnyRef, Any
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Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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    AnyRef → Any

  3. final def ==(arg0: Any): Boolean

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    AnyRef → Any

  4. val ALWAYS_TRUE_COLNAME: String

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  5. def apply(plan: LogicalPlan): LogicalPlan

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    Rewrite Filter, Project and Aggregate plans containing correlated scalar subqueries.

    Rewrite Filter, Project and Aggregate plans containing correlated scalar subqueries.

    Definition Classes
    RewriteCorrelatedScalarSubquery → Rule

  6. final def asInstanceOf[T0]: T0

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  7. def clone(): AnyRef

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    Attributes
    protected[java.lang]
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    Annotations
    @throws( ... )

  8. final def eq(arg0: AnyRef): Boolean

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    AnyRef

  9. def equals(arg0: Any): Boolean

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  10. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

  11. final def getClass(): Class[_]

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  12. def hashCode(): Int

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  13. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean = false): Boolean

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    protected
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    Logging

  14. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

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    protected
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  15. final def isInstanceOf[T0]: Boolean

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  16. def isTraceEnabled(): Boolean

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    Attributes
    protected
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    Logging

  17. def log: Logger

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    Logging

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

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  19. def logDebug(msg: ⇒ String): Unit

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

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  21. def logError(msg: ⇒ String): Unit

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

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  23. def logInfo(msg: ⇒ String): Unit

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  24. def logName: String

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

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  26. def logTrace(msg: ⇒ String): Unit

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

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    protected
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    Logging

  28. def logWarning(msg: ⇒ String): Unit

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    protected
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    Logging

  29. final def ne(arg0: AnyRef): Boolean

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    AnyRef

  30. final def notify(): Unit

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  31. final def notifyAll(): Unit

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  32. val ruleName: String

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    Name for this rule, automatically inferred based on class name.

    Name for this rule, automatically inferred based on class name.

    Definition Classes
    Rule

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

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  34. def toString(): String

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  35. final def wait(): Unit

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    @throws( ... )

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

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    @throws( ... )

  37. final def wait(arg0: Long): Unit

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Inherited from Rule[LogicalPlan]

Inherited from internal.Logging

Inherited from AnyRef

Inherited from Any

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