Package org.apache.calcite.adapter.java

Annotation Type Map

  • @Target(FIELD)
@Retention(RUNTIME)
public @interface Map
    Annotation that indicates that a field is a map type.

    • Required Element Summary

      Required Elements 
      Modifier and Type Required Element Description
      java.lang.Class key
      Key type.
      java.lang.Class value
      Value type.

    • Optional Element Summary

      Optional Elements 
      Modifier and Type Optional Element Description
      boolean keyIsNullable
      Whether keys may be null.
      boolean valueIsNullable
      Whether values may be null.

    • Element Detail

      • key

        java.lang.Class key
        Key type.

      • value

        java.lang.Class value
        Value type.

      • keyIsNullable

        boolean keyIsNullable
        Whether keys may be null.
        Default:
        true

      • valueIsNullable

        boolean valueIsNullable
        Whether values may be null.
        Default:
        true