Packages

c

com.mapr.db.spark.sql.v2

MapRDBPartitionReader

class MapRDBPartitionReader extends PartitionReader[InternalRow] with LoggingTrait

Reads data from one particular MapR-DB tablet / region

Linear Supertypes
LoggingTrait, PartitionReader[InternalRow], Closeable, AutoCloseable, AnyRef, Any
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Inherited
  1. MapRDBPartitionReader
  2. LoggingTrait
  3. PartitionReader
  4. Closeable
  5. AutoCloseable
  6. AnyRef
  7. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new MapRDBPartitionReader(table: String, filters: Array[Filter], schema: StructType, partition: MapRDBInputPartition, hintedIndexes: Array[String])

    table

    MapR-DB Table Path

    filters

    Filters to be pushed down

    schema

    Schema to be pushed down

    hintedIndexes

    External index

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native() @HotSpotIntrinsicCandidate()
  6. def close(): Unit
    Definition Classes
    MapRDBPartitionReader → Closeable → AutoCloseable
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. def get(): InternalRow

    Return the current record.

    Return the current record. This method should return same value until next is called.

    Definition Classes
    MapRDBPartitionReader → PartitionReader
  10. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  11. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  12. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  13. def log: Logger
    Attributes
    protected
    Definition Classes
    LoggingTrait
  14. def logDebug(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  15. def logDebug(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  16. def logError(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  17. def logError(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  18. def logInfo(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  19. def logInfo(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  20. def logName: String
    Attributes
    protected
    Definition Classes
    MapRDBPartitionReader → LoggingTrait
  21. def logTrace(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  22. def logTrace(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  23. def logWarning(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  24. def logWarning(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    LoggingTrait
  25. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  26. def next(): Boolean

    Proceed to next record, returns false if there is no more records.

    Proceed to next record, returns false if there is no more records.

    Definition Classes
    MapRDBPartitionReader → PartitionReader
    Exceptions thrown

    IOException if failure happens during disk/network IO like reading files.

  27. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  28. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  29. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  30. def toString(): String
    Definition Classes
    AnyRef → Any
  31. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  32. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  33. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] ) @Deprecated @deprecated
    Deprecated

    (Since version ) see corresponding Javadoc for more information.

Inherited from LoggingTrait

Inherited from PartitionReader[InternalRow]

Inherited from Closeable

Inherited from AutoCloseable

Inherited from AnyRef

Inherited from Any

Ungrouped