Package org.apache.arrow.vector.complex

Interface RepeatedVariableWidthVectorLike

public interface RepeatedVariableWidthVectorLike
A ValueVector mix-in that can be used in conjunction with variable RepeatedValueVector subtypes (e.g. Strings, Lists, etc).

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    allocateNew(int totalBytes, int parentValueCount, int childValueCount)
    Allocate a new memory space for this vector.
    int
    getByteCapacity()
    Provide the maximum amount of variable width bytes that can be stored int his vector.

  • Method Details

    • allocateNew

      void allocateNew(int totalBytes, int parentValueCount, int childValueCount)
      Allocate a new memory space for this vector. Must be called prior to using the ValueVector.
      Parameters:
      totalBytes - Desired size of the underlying data buffer.
      parentValueCount - Number of separate repeating groupings.
      childValueCount - Number of supported values in the vector.

    • getByteCapacity

      int getByteCapacity()
      Provide the maximum amount of variable width bytes that can be stored int his vector.
      Returns:
      the byte capacity