org.apache.spark.sql.types

UTF8String

final class UTF8String extends Ordered[UTF8String] with Serializable

:: DeveloperApi :: A UTF-8 String, as internal representation of StringType in SparkSQL

A String encoded in UTF-8 as an Array[Byte], which can be used for comparison, search, see http://en.wikipedia.org/wiki/UTF-8 for details.

Note: This is not designed for general use cases, should not be used outside SQL.

Annotations
@DeveloperApi()
Linear Supertypes
Serializable, Serializable, Ordered[UTF8String], Comparable[UTF8String], AnyRef, Any
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Inherited
  1. UTF8String
  2. Serializable
  3. Serializable
  4. Ordered
  5. Comparable
  6. AnyRef
  7. Any
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  1. Public
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Instance Constructors

  1. new UTF8String()

Value Members

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

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

    Definition Classes
    Any
  3. final def ##(): Int

    Definition Classes
    AnyRef → Any
  4. def <(that: UTF8String): Boolean

    Definition Classes
    Ordered
  5. def <=(that: UTF8String): Boolean

    Definition Classes
    Ordered
  6. final def ==(arg0: AnyRef): Boolean

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

    Definition Classes
    Any
  8. def >(that: UTF8String): Boolean

    Definition Classes
    Ordered
  9. def >=(that: UTF8String): Boolean

    Definition Classes
    Ordered
  10. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  11. def clone(): UTF8String

    Definition Classes
    UTF8String → AnyRef
  12. def compare(other: UTF8String): Int

    Definition Classes
    UTF8String → Ordered
  13. def compareTo(other: UTF8String): Int

    Definition Classes
    UTF8String → Ordered → Comparable
  14. def contains(sub: UTF8String): Boolean

  15. def endsWith(suffix: UTF8String): Boolean

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

    Definition Classes
    AnyRef
  17. def equals(other: Any): Boolean

    Definition Classes
    UTF8String → AnyRef → Any
  18. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  19. def getBytes: Array[Byte]

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

    Definition Classes
    AnyRef → Any
  21. def hashCode(): Int

    Definition Classes
    UTF8String → AnyRef → Any
  22. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  23. def length(): Int

    Return the number of code points in it.

    Return the number of code points in it.

    This is only used by Substring() when start is negative.

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

    Definition Classes
    AnyRef
  25. final def notify(): Unit

    Definition Classes
    AnyRef
  26. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  27. def set(bytes: Array[Byte]): UTF8String

    Update the UTF8String with Array[Byte], which should be encoded in UTF-8

  28. def set(str: String): UTF8String

    Update the UTF8String with String.

  29. def slice(start: Int, until: Int): UTF8String

    Return a substring of this,

    Return a substring of this,

    start

    the position of first code point

    until

    the position after last code point

  30. def startsWith(prefix: UTF8String): Boolean

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

    Definition Classes
    AnyRef
  32. def toLowerCase(): UTF8String

  33. def toString(): String

    Definition Classes
    UTF8String → AnyRef → Any
  34. def toUpperCase(): UTF8String

  35. final def wait(): Unit

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Serializable

Inherited from Serializable

Inherited from Ordered[UTF8String]

Inherited from Comparable[UTF8String]

Inherited from AnyRef

Inherited from Any

Ungrouped