# Hierarchy For Package org.h2.command.query

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.h2.command.query.AllColumnsForPlan
  - org.h2.command.query.ForUpdate (implements org.h2.util.HasSQL)
  - org.h2.command.Prepared
    - org.h2.command.query.Query
      - org.h2.command.query.Select
      - org.h2.command.query.SelectUnion
      - org.h2.command.query.TableValueConstructor
  - org.h2.command.query.QueryOrderBy
  - org.h2.command.query.SelectGroups
  - org.h2.command.query.SelectListColumnResolver (implements org.h2.table.ColumnResolver)

## Enum Class Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.lang.constant.Constable, java.io.Serializable)
    - org.h2.command.query.ForUpdate.Type
    - org.h2.command.query.SelectUnion.UnionType