trait StateCache extends AnyRef

Machinary that caches the reconstructed state of a Delta table using the RDD cache. The cache is designed so that the first access will materialize the results. However once uncache is called, all data will be flushed and will not be cached again.

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Known Subclasses
InitialSnapshot, Snapshot, DeltaSourceSnapshot
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Type Members

  1. class CachedDS[A] extends AnyRef

Abstract Value Members

  1. abstract def spark: SparkSession
    Attributes
    protected

Concrete Value Members

  1. final def !=(arg0: Any): Boolean
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  2. final def ##(): Int
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  3. final def ==(arg0: Any): Boolean
    Definition Classes
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  4. final def asInstanceOf[T0]: T0
    Definition Classes
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  5. def cacheDS[A](ds: Dataset[A], name: String): CachedDS[A]

    Create a CachedDS instance for the given Dataset and the name.

  6. def clone(): AnyRef
    Attributes
    protected[lang]
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    @throws( ... ) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
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  8. def equals(arg0: Any): Boolean
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  9. def finalize(): Unit
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    protected[lang]
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    @throws( classOf[java.lang.Throwable] )
  10. final def getClass(): Class[_]
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    @native()
  11. def hashCode(): Int
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    @native()
  12. final def isInstanceOf[T0]: Boolean
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  13. final def ne(arg0: AnyRef): Boolean
    Definition Classes
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  14. final def notify(): Unit
    Definition Classes
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    @native()
  15. final def notifyAll(): Unit
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  16. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
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  17. def toString(): String
    Definition Classes
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  18. def uncache(): Unit

    Drop any cached data for this Snapshot.

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