Class StringType

Object
org.apache.spark.sql.types.DataType
org.apache.spark.sql.types.StringType
All Implemented Interfaces:
Serializable
Direct Known Subclasses:
CharType, VarcharType

public class StringType extends DataType implements Serializable
The data type representing String values. Please use the singleton DataTypes.StringType.

Since:
1.3.0 param: collationId The id of collation for this StringType.
See Also:
  • Method Details

    • apply

      public static StringType apply(String collation)
    • json

      public static String json()
    • prettyJson

      public static String prettyJson()
    • simpleString

      public static String simpleString()
    • catalogString

      public static String catalogString()
    • sql

      public static String sql()
    • canEqual

      public abstract static boolean canEqual(Object that)
    • productArity

      public abstract static int productArity()
    • productElement

      public abstract static Object productElement(int n)
    • productIterator

      public static scala.collection.Iterator<Object> productIterator()
    • productPrefix

      public static String productPrefix()
    • productElementName

      public static String productElementName(int n)
    • productElementNames

      public static scala.collection.Iterator<String> productElementNames()
    • collationId

      public int collationId()
    • constraint

      public StringConstraint constraint()
    • typeName

      public String typeName()
      Type name that is shown to the customer. If this is an UTF8_BINARY collation output is string due to backwards compatibility.
      Overrides:
      typeName in class DataType
      Returns:
      (undocumented)
    • toString

      public String toString()
      Overrides:
      toString in class Object
    • jsonValue

      public org.json4s.JValue jsonValue()
    • equals

      public boolean equals(Object obj)
      Overrides:
      equals in class Object
    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object
    • defaultSize

      public int defaultSize()
      The default size of a value of the StringType is 20 bytes.
      Specified by:
      defaultSize in class DataType
      Returns:
      (undocumented)