Packages

final case class ClusterByTransform(columnNames: Seq[NamedReference]) extends RewritableTransform with Product with Serializable

This class represents a transform for ClusterBySpec. This is used to bundle ClusterBySpec in CreateTable's partitioning transforms to pass it down to analyzer.

Source
expressions.scala
Linear Supertypes
Serializable, Product, Equals, RewritableTransform, Transform, Expression, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. ClusterByTransform
  2. Serializable
  3. Product
  4. Equals
  5. RewritableTransform
  6. Transform
  7. Expression
  8. AnyRef
  9. Any
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new ClusterByTransform(columnNames: Seq[NamedReference])

Value Members

  1. def arguments(): Array[Expression]

    Returns the arguments passed to the transform function.

    Returns the arguments passed to the transform function.

    Definition Classes
    ClusterByTransform → Transform
  2. def children(): Array[Expression]

    Returns an array of the children of this node.

    Returns an array of the children of this node. Children should not change.

    Definition Classes
    Transform → Expression
    Annotations
    @Override()
  3. val columnNames: Seq[NamedReference]
  4. def describe(): String

    Format the expression as a human readable SQL-like string.

    Format the expression as a human readable SQL-like string.

    Definition Classes
    Expression
  5. val name: String

    Returns the transform function name.

    Returns the transform function name.

    Definition Classes
    ClusterByTransform → Transform
  6. def productElementNames: Iterator[String]
    Definition Classes
    Product
  7. def references(): Array[NamedReference]

    List of fields or columns that are referenced by this expression.

    List of fields or columns that are referenced by this expression.

    Definition Classes
    ClusterByTransform → Expression
  8. def toString(): String
    Definition Classes
    ClusterByTransform → AnyRef → Any
  9. def withReferences(newReferences: Seq[NamedReference]): Transform

    Creates a copy of this transform with the new analyzed references.

    Creates a copy of this transform with the new analyzed references.

    Definition Classes
    ClusterByTransform → RewritableTransform