Packages

case class InterleaveBits(children: Seq[Expression]) extends Expression with ExpectsInputTypes with SQLConfHelper with CodegenFallback with Product with Serializable

Interleaves the bits of its input data in a round-robin fashion.

If the input data is seen as a series of multidimensional points, this function computes the corresponding Z-values, in a way that's preserving data locality: input points that are close in the multidimensional space will be mapped to points that are close on the Z-order curve.

The returned value is a byte array where the size of the array is 4 * num of input columns.

Note

Only supports input expressions of type Int for now.

See also

https://en.wikipedia.org/wiki/Z-order_curve

Linear Supertypes
Serializable, Serializable, CodegenFallback, SQLConfHelper, ExpectsInputTypes, Expression, TreeNode[Expression], WithOrigin, TreePatternBits, Product, Equals, AnyRef, Any
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Inherited
  1. InterleaveBits
  2. Serializable
  3. Serializable
  4. CodegenFallback
  5. SQLConfHelper
  6. ExpectsInputTypes
  7. Expression
  8. TreeNode
  9. WithOrigin
  10. TreePatternBits
  11. Product
  12. Equals
  13. AnyRef
  14. Any
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Visibility
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Instance Constructors

  1. new InterleaveBits(children: Seq[Expression])

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. def apply(number: Int): TreeNode[_]
    Definition Classes
    TreeNode
  5. def argString(maxFields: Int): String
    Definition Classes
    TreeNode
  6. def asCode: String
    Definition Classes
    TreeNode
  7. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  8. lazy val canonicalized: Expression
    Definition Classes
    Expression
  9. def checkInputDataTypes(): TypeCheckResult
    Definition Classes
    ExpectsInputTypes → Expression
  10. val children: Seq[Expression]
    Definition Classes
    InterleaveBits → TreeNode
  11. def childrenResolved: Boolean
    Definition Classes
    Expression
  12. def clone(): Expression
    Definition Classes
    TreeNode → AnyRef
  13. def collect[B](pf: PartialFunction[Expression, B]): Seq[B]
    Definition Classes
    TreeNode
  14. def collectFirst[B](pf: PartialFunction[Expression, B]): Option[B]
    Definition Classes
    TreeNode
  15. def collectLeaves(): Seq[Expression]
    Definition Classes
    TreeNode
  16. def conf: SQLConf
    Definition Classes
    SQLConfHelper
  17. final def containsAllPatterns(patterns: TreePattern*): Boolean
    Definition Classes
    TreePatternBits
  18. final def containsAnyPattern(patterns: TreePattern*): Boolean
    Definition Classes
    TreePatternBits
  19. lazy val containsChild: Set[TreeNode[_]]
    Definition Classes
    TreeNode
  20. final def containsPattern(t: TreePattern): Boolean
    Definition Classes
    TreePatternBits
    Annotations
    @inline()
  21. def copyTagsFrom(other: Expression): Unit
    Definition Classes
    TreeNode
  22. def dataType: DataType
    Definition Classes
    InterleaveBits → Expression
  23. lazy val deterministic: Boolean
    Definition Classes
    Expression
  24. def doGenCode(ctx: CodegenContext, ev: ExprCode): ExprCode
    Attributes
    protected
    Definition Classes
    CodegenFallback → Expression
  25. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  26. def eval(input: InternalRow): Any
    Definition Classes
    InterleaveBits → Expression
  27. def exists(f: (Expression) ⇒ Boolean): Boolean
    Definition Classes
    TreeNode
  28. def fastEquals(other: TreeNode[_]): Boolean
    Definition Classes
    TreeNode
  29. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  30. def find(f: (Expression) ⇒ Boolean): Option[Expression]
    Definition Classes
    TreeNode
  31. def flatArguments: Iterator[Any]
    Attributes
    protected
    Definition Classes
    Expression
  32. def flatMap[A](f: (Expression) ⇒ TraversableOnce[A]): Seq[A]
    Definition Classes
    TreeNode
  33. def foldable: Boolean
    Definition Classes
    Expression
  34. def foreach(f: (Expression) ⇒ Unit): Unit
    Definition Classes
    TreeNode
  35. def foreachUp(f: (Expression) ⇒ Unit): Unit
    Definition Classes
    TreeNode
  36. def freshCopyIfContainsStatefulExpression(): Expression
    Definition Classes
    Expression
  37. def genCode(ctx: CodegenContext): ExprCode
    Definition Classes
    Expression
  38. def generateTreeString(depth: Int, lastChildren: ArrayList[Boolean], append: (String) ⇒ Unit, verbose: Boolean, prefix: String, addSuffix: Boolean, maxFields: Int, printNodeId: Boolean, indent: Int): Unit
    Definition Classes
    TreeNode
  39. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  40. def getDefaultTreePatternBits: BitSet
    Attributes
    protected
    Definition Classes
    TreeNode
  41. def getTagValue[T](tag: TreeNodeTag[T]): Option[T]
    Definition Classes
    TreeNode
  42. def hashCode(): Int
    Definition Classes
    TreeNode → AnyRef → Any
  43. def innerChildren: Seq[TreeNode[_]]
    Definition Classes
    TreeNode
  44. def inputTypes: Seq[DataType]
    Definition Classes
    InterleaveBits → ExpectsInputTypes
  45. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  46. def isRuleIneffective(ruleId: RuleId): Boolean
    Attributes
    protected
    Definition Classes
    TreeNode
  47. def jsonFields: List[JField]
    Attributes
    protected
    Definition Classes
    TreeNode
  48. final def legacyWithNewChildren(newChildren: Seq[Expression]): Expression
    Attributes
    protected
    Definition Classes
    TreeNode
  49. def makeCopy(newArgs: Array[AnyRef]): Expression
    Definition Classes
    TreeNode
  50. def map[A](f: (Expression) ⇒ A): Seq[A]
    Definition Classes
    TreeNode
  51. def mapChildren(f: (Expression) ⇒ Expression): Expression
    Definition Classes
    TreeNode
  52. def mapProductIterator[B](f: (Any) ⇒ B)(implicit arg0: ClassTag[B]): Array[B]
    Attributes
    protected
    Definition Classes
    TreeNode
  53. def markRuleAsIneffective(ruleId: RuleId): Unit
    Attributes
    protected
    Definition Classes
    TreeNode
  54. def multiTransformDown(rule: PartialFunction[Expression, Seq[Expression]]): Stream[Expression]
    Definition Classes
    TreeNode
  55. def multiTransformDownWithPruning(cond: (TreePatternBits) ⇒ Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Seq[Expression]]): Stream[Expression]
    Definition Classes
    TreeNode
  56. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  57. def nodeName: String
    Definition Classes
    TreeNode
  58. val nodePatterns: Seq[TreePattern]
    Attributes
    protected
    Definition Classes
    TreeNode
  59. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  60. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  61. val nullValue: Int

    Nulls in the input will be treated like this value

  62. def nullable: Boolean
    Definition Classes
    InterleaveBits → Expression
  63. def numberedTreeString: String
    Definition Classes
    TreeNode
  64. val origin: Origin
    Definition Classes
    TreeNode → WithOrigin
  65. def otherCopyArgs: Seq[AnyRef]
    Attributes
    protected
    Definition Classes
    TreeNode
  66. def p(number: Int): Expression
    Definition Classes
    TreeNode
  67. def prettyJson: String
    Definition Classes
    TreeNode
  68. def prettyName: String
    Definition Classes
    Expression
  69. def references: AttributeSet
    Definition Classes
    Expression
  70. lazy val resolved: Boolean
    Definition Classes
    Expression
  71. final def semanticEquals(other: Expression): Boolean
    Definition Classes
    Expression
  72. def semanticHash(): Int
    Definition Classes
    Expression
  73. def setTagValue[T](tag: TreeNodeTag[T], value: T): Unit
    Definition Classes
    TreeNode
  74. def simpleString(maxFields: Int): String
    Definition Classes
    Expression → TreeNode
  75. def simpleStringWithNodeId(): String
    Definition Classes
    Expression → TreeNode
  76. def sql: String
    Definition Classes
    Expression
  77. def stateful: Boolean
    Definition Classes
    Expression
  78. def stringArgs: Iterator[Any]
    Attributes
    protected
    Definition Classes
    TreeNode
  79. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  80. def toJSON: String
    Definition Classes
    TreeNode
  81. def toString(): String
    Definition Classes
    Expression → TreeNode → AnyRef → Any
  82. def transform(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  83. def transformDown(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  84. def transformDownWithPruning(cond: (TreePatternBits) ⇒ Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  85. def transformUp(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  86. def transformUpWithBeforeAndAfterRuleOnChildren(cond: (Expression) ⇒ Boolean, ruleId: RuleId)(rule: PartialFunction[(Expression, Expression), Expression]): Expression
    Definition Classes
    TreeNode
  87. def transformUpWithPruning(cond: (TreePatternBits) ⇒ Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  88. def transformWithPruning(cond: (TreePatternBits) ⇒ Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  89. lazy val treePatternBits: BitSet
    Definition Classes
    TreeNode → TreePatternBits
  90. def treeString(append: (String) ⇒ Unit, verbose: Boolean, addSuffix: Boolean, maxFields: Int, printOperatorId: Boolean): Unit
    Definition Classes
    TreeNode
  91. final def treeString(verbose: Boolean, addSuffix: Boolean, maxFields: Int, printOperatorId: Boolean): String
    Definition Classes
    TreeNode
  92. final def treeString: String
    Definition Classes
    TreeNode
  93. def typeSuffix: String
    Attributes
    protected
    Definition Classes
    Expression
  94. def unsetTagValue[T](tag: TreeNodeTag[T]): Unit
    Definition Classes
    TreeNode
  95. final def verboseString(maxFields: Int): String
    Definition Classes
    Expression → TreeNode
  96. def verboseStringWithSuffix(maxFields: Int): String
    Definition Classes
    TreeNode
  97. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  98. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  99. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  100. final def withCanonicalizedChildren: Expression
    Attributes
    protected
    Definition Classes
    Expression
  101. final def withNewChildren(newChildren: Seq[Expression]): Expression
    Definition Classes
    TreeNode
  102. def withNewChildrenInternal(newChildren: IndexedSeq[Expression]): InterleaveBits
    Attributes
    protected
    Definition Classes
    InterleaveBits → TreeNode

Inherited from Serializable

Inherited from Serializable

Inherited from CodegenFallback

Inherited from SQLConfHelper

Inherited from ExpectsInputTypes

Inherited from Expression

Inherited from TreeNode[Expression]

Inherited from WithOrigin

Inherited from TreePatternBits

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

Ungrouped