org.apache.spark.sql.execution.streaming

MetadataLogFileCatalog

class MetadataLogFileCatalog extends PartitioningAwareFileCatalog

A FileCatalog that generates the list of files to processing by reading them from the metadata log files generated by the FileStreamSink.

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  1. MetadataLogFileCatalog
  2. PartitioningAwareFileCatalog
  3. Logging
  4. FileCatalog
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Instance Constructors

  1. new MetadataLogFileCatalog(sparkSession: SparkSession, path: Path)

Value Members

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

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

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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

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  6. def allFiles(): Seq[FileStatus]

    Returns all the valid files.

    Returns all the valid files.

    Definition Classes
    PartitioningAwareFileCatalogFileCatalog
  7. final def asInstanceOf[T0]: T0

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  8. def clone(): AnyRef

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

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  10. def equals(arg0: Any): Boolean

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  11. def finalize(): Unit

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

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  13. val hadoopConf: Configuration

    Attributes
    protected
    Definition Classes
    PartitioningAwareFileCatalog
  14. def hashCode(): Int

    Definition Classes
    AnyRef → Any
  15. def inferPartitioning(): PartitionSpec

    Attributes
    protected
    Definition Classes
    PartitioningAwareFileCatalog
  16. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

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    protected
    Definition Classes
    Logging
  17. final def isInstanceOf[T0]: Boolean

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  18. def isTraceEnabled(): Boolean

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    Logging
  19. val leafDirToChildrenFiles: Map[Path, Array[FileStatus]]

    Attributes
    protected
    Definition Classes
    MetadataLogFileCatalogPartitioningAwareFileCatalog
  20. val leafFiles: LinkedHashMap[Path, FileStatus]

    Attributes
    protected
    Definition Classes
    MetadataLogFileCatalogPartitioningAwareFileCatalog
  21. def listFiles(filters: Seq[Expression]): Seq[datasources.Partition]

    Returns all valid files grouped into partitions when the data is partitioned.

    Returns all valid files grouped into partitions when the data is partitioned. If the data is unpartitioned, this will return a single partition with no partition values.

    filters

    The filters used to prune which partitions are returned. These filters must only refer to partition columns and this method will only return files where these predicates are guaranteed to evaluate to true. Thus, these filters will not need to be evaluated again on the returned data.

    Definition Classes
    PartitioningAwareFileCatalogFileCatalog
  22. def log: Logger

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

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    Logging
  24. def logDebug(msg: ⇒ String): Unit

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

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    Logging
  26. def logError(msg: ⇒ String): Unit

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

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    Logging
  28. def logInfo(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging
  29. def logName: String

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

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

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

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    Logging
  33. def logWarning(msg: ⇒ String): Unit

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    Logging
  34. final def ne(arg0: AnyRef): Boolean

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  35. final def notify(): Unit

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  36. final def notifyAll(): Unit

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  37. def partitionSpec(): PartitionSpec

    Returns the specification of the partitions inferred from the data.

    Returns the specification of the partitions inferred from the data.

    Definition Classes
    MetadataLogFileCatalogFileCatalog
  38. def paths: Seq[Path]

    Returns the list of input paths from which the catalog will get files.

    Returns the list of input paths from which the catalog will get files.

    Definition Classes
    MetadataLogFileCatalogFileCatalog
  39. def refresh(): Unit

    Refresh the file listing

    Refresh the file listing

    Definition Classes
    MetadataLogFileCatalogFileCatalog
  40. final def synchronized[T0](arg0: ⇒ T0): T0

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  41. def toString(): String

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  42. final def wait(): Unit

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

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

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Inherited from Logging

Inherited from FileCatalog

Inherited from AnyRef

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