Package io.delta.kernel.types

Enum MetadataColumnSpec

Object
Enum<MetadataColumnSpec>
io.delta.kernel.types.MetadataColumnSpec
All Implemented Interfaces:
Serializable, Comparable<MetadataColumnSpec>
public enum MetadataColumnSpec extends Enum<MetadataColumnSpec>
Enumeration of metadata columns recognized by Delta Kernel.

Metadata columns provide additional information about rows in a Delta table.

  • Enum Constant Details

  • Field Details

    • textValue

      public final String textValue

    • dataType

      public final DataType dataType

    • nullable

      public final boolean nullable

  • Method Details

    • values

      public static MetadataColumnSpec[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.
      Returns:
      an array containing the constants of this enum type, in the order they are declared

    • valueOf

      public static MetadataColumnSpec valueOf(String name)
      Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum type has no constant with the specified name
      NullPointerException - if the argument is null

    • toString

      public String toString()
      Overrides:
      toString in class Enum<MetadataColumnSpec>

    • fromString

      public static MetadataColumnSpec fromString(String text)