# Hierarchy For Package org.apache.cassandra.db

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.cassandra.db.AbstractColumnContainer (implements org.apache.cassandra.db.IColumnContainer, org.apache.cassandra.io.util.IIterableColumns)
    - org.apache.cassandra.db.ColumnFamily (implements org.apache.cassandra.cache.IRowCacheEntry)
    - org.apache.cassandra.db.SuperColumn (implements org.apache.cassandra.db.IColumn)
  - org.apache.cassandra.db.AbstractThreadUnsafeSortedColumns (implements org.apache.cassandra.db.ISortedColumns)
    - org.apache.cassandra.db.ArrayBackedSortedColumns (implements org.apache.cassandra.db.ISortedColumns)
    - org.apache.cassandra.db.ThreadSafeSortedColumns (implements org.apache.cassandra.db.ISortedColumns)
    - org.apache.cassandra.db.TreeMapBackedSortedColumns (implements org.apache.cassandra.db.ISortedColumns)
  - org.apache.cassandra.db.AtomicSortedColumns (implements org.apache.cassandra.db.ISortedColumns)
  - org.apache.cassandra.db.BatchlogManager (implements org.apache.cassandra.db.BatchlogManagerMBean)
  - org.apache.cassandra.db.BlacklistedDirectories (implements org.apache.cassandra.db.BlacklistedDirectoriesMBean)
  - org.apache.cassandra.db.CollationController
  - org.apache.cassandra.db.Column (implements org.apache.cassandra.db.IColumn)
    - org.apache.cassandra.db.CounterColumn
    - org.apache.cassandra.db.CounterUpdateColumn
    - org.apache.cassandra.db.DeletedColumn
    - org.apache.cassandra.db.ExpiringColumn
  - org.apache.cassandra.db.ColumnFamilySerializer (implements org.apache.cassandra.io.ISSTableSerializer<T>, org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.ColumnFamilyStore (implements org.apache.cassandra.db.ColumnFamilyStoreMBean)
  - org.apache.cassandra.db.ColumnFamilyStore.ViewFragment
  - org.apache.cassandra.db.ColumnIndex
  - org.apache.cassandra.db.ColumnIndex.Builder
  - org.apache.cassandra.db.ColumnSerializer (implements org.apache.cassandra.io.IColumnSerializer)
  - org.apache.cassandra.db.CounterMutation (implements org.apache.cassandra.db.IMutation)
  - org.apache.cassandra.db.CounterMutationVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.DataTracker
  - org.apache.cassandra.db.DefinitionsUpdateVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.DefsTable
  - org.apache.cassandra.db.DeletionInfo
  - org.apache.cassandra.db.DeletionInfo.Serializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.DeletionTime (implements java.lang.Comparable<T>)
  - org.apache.cassandra.db.Directories
  - org.apache.cassandra.db.Directories.DataDirectory (implements java.lang.Comparable<T>)
  - org.apache.cassandra.db.Directories.SSTableLister
  - org.apache.cassandra.db.HintedHandOffManager (implements org.apache.cassandra.db.HintedHandOffManagerMBean)
  - org.apache.cassandra.db.IndexScanCommand
  - org.apache.cassandra.utils.Interval<C,D>
    - org.apache.cassandra.db.RangeTombstone (implements org.apache.cassandra.db.OnDiskAtom)
  - org.apache.cassandra.utils.IntervalTree<C,D,I> (implements java.lang.Iterable<T>)
    - org.apache.cassandra.db.DataTracker.SSTableIntervalTree
  - org.apache.cassandra.db.Memtable
  - org.apache.cassandra.db.MeteredFlusher (implements java.lang.Runnable)
  - org.apache.cassandra.db.MigrationRequestVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.OnDiskAtom.Serializer (implements org.apache.cassandra.io.ISSTableSerializer<T>)
  - org.apache.cassandra.db.RangeSliceCommand (implements org.apache.cassandra.service.IReadCommand)
  - org.apache.cassandra.db.RangeSliceReply
  - org.apache.cassandra.db.RangeTombstone.Serializer (implements org.apache.cassandra.io.ISSTableSerializer<T>)
  - org.apache.cassandra.db.RangeTombstone.Tracker
  - org.apache.cassandra.db.RangeTombstoneList (implements java.lang.Iterable<T>)
  - org.apache.cassandra.db.RangeTombstoneList.Serializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.ReadCommand (implements org.apache.cassandra.service.IReadCommand)
    - org.apache.cassandra.db.SliceByNamesReadCommand
    - org.apache.cassandra.db.SliceFromReadCommand
      - org.apache.cassandra.db.RetriedSliceFromReadCommand
  - org.apache.cassandra.db.ReadRepairVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.ReadResponse
  - org.apache.cassandra.db.ReadVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.Row
  - org.apache.cassandra.db.Row.RowSerializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.RowIndexEntry (implements org.apache.cassandra.cache.IMeasurableMemory)
  - org.apache.cassandra.db.RowIndexEntry.Serializer
  - org.apache.cassandra.db.RowIteratorFactory
  - org.apache.cassandra.db.RowMutation (implements org.apache.cassandra.db.IMutation)
  - org.apache.cassandra.db.RowMutation.RowMutationSerializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.RowMutationVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.RowPosition (implements org.apache.cassandra.dht.RingPosition<T>)
    - org.apache.cassandra.db.DecoratedKey
  - org.apache.cassandra.db.RowPosition.RowPositionSerializer (implements org.apache.cassandra.io.ISerializer<T>)
  - org.apache.cassandra.db.SchemaCheckVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.SliceQueryPager (implements java.util.Iterator<E>)
  - org.apache.cassandra.db.SnapshotCommand
  - org.apache.cassandra.db.SystemTable
  - org.apache.cassandra.db.Table
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - org.apache.cassandra.exceptions.CassandraException (implements org.apache.cassandra.exceptions.TransportException)
        - org.apache.cassandra.exceptions.RequestValidationException
          - org.apache.cassandra.exceptions.InvalidRequestException
            - org.apache.cassandra.db.KeyspaceNotDefinedException
      - org.apache.cassandra.thrift.InvalidRequestException (implements java.lang.Cloneable, java.io.Serializable, org.apache.thrift.TBase<T,F>)
        - org.apache.cassandra.db.ColumnFamilyNotDefinedException
      - java.io.IOException
        - org.apache.cassandra.db.ColumnSerializer.CorruptColumnException
        - org.apache.cassandra.db.UnknownColumnFamilyException
  - org.apache.cassandra.db.TruncateResponse
  - org.apache.cassandra.db.TruncateResponse.TruncateResponseSerializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)
  - org.apache.cassandra.db.TruncateVerbHandler (implements org.apache.cassandra.net.IVerbHandler<T>)
  - org.apache.cassandra.db.Truncation
  - org.apache.cassandra.db.TypeSizes
    - org.apache.cassandra.db.TypeSizes.NativeDBTypeSizes
    - org.apache.cassandra.db.TypeSizes.VIntEncodedTypeSizes
  - com.google.common.collect.UnmodifiableIterator<E> (implements java.util.Iterator<E>)
    - com.google.common.collect.AbstractIterator<T>
      - org.apache.cassandra.db.ColumnFamilyStore.AbstractScanIterator (implements org.apache.cassandra.utils.CloseableIterator<T>)
  - org.apache.cassandra.db.WriteResponse
  - org.apache.cassandra.db.WriteResponse.WriteResponseSerializer (implements org.apache.cassandra.io.IVersionedSerializer<T>)

## Interface Hierarchy

- org.apache.cassandra.db.BatchlogManagerMBean
- org.apache.cassandra.db.BlacklistedDirectoriesMBean
- org.apache.cassandra.db.ColumnFamilyStoreMBean
- org.apache.cassandra.db.HintedHandOffManagerMBean
- org.apache.cassandra.db.IColumnContainer
- org.apache.cassandra.db.IMutation
- org.apache.cassandra.db.ISortedColumns.Factory
- java.lang.Iterable<T>
  - org.apache.cassandra.io.util.IIterableColumns
    - org.apache.cassandra.db.ISortedColumns
- org.apache.cassandra.db.OnDiskAtom
  - org.apache.cassandra.db.IColumn

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.cassandra.db.ColumnFamilyType
    - org.apache.cassandra.db.SystemTable.BootstrapState
    - org.apache.cassandra.db.RowPosition.Kind
    - org.apache.cassandra.db.ConsistencyLevel
    - org.apache.cassandra.db.WriteType

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