Uses of Class org.apache.cassandra.db.index.PerColumnSecondaryIndex (apache-cassandra API)
Date: 2018-02-12

## Uses of Class
org.apache.cassandra.db.index.PerColumnSecondaryIndex

- Packages that use PerColumnSecondaryIndex
  Package | Description
  --- | ---
  org.apache.cassandra.db.index |
  org.apache.cassandra.db.index.composites |
  org.apache.cassandra.db.index.keys |

- - ### Uses of PerColumnSecondaryIndex in org.apache.cassandra.db.index

    Subclasses of PerColumnSecondaryIndex in org.apache.cassandra.db.index
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AbstractSimplePerColumnSecondaryIndex` Implements a secondary index for a column family using a second column family in which the row keys are indexed values, and column names are base row keys.

  - ### Uses of PerColumnSecondaryIndex in org.apache.cassandra.db.index.composites

    Subclasses of PerColumnSecondaryIndex in org.apache.cassandra.db.index.composites
    Modifier and Type | Class and Description
    --- | ---
    `class` | `CompositesIndex` Base class for secondary indexes where composites are involved.
    `class` | `CompositesIndexIncludingCollectionKey` Common superclass for indexes that capture collection keys, including indexes on such keys themselves.
    `class` | `CompositesIndexOnClusteringKey` Index on a CLUSTERING_COLUMN column definition.
    `class` | `CompositesIndexOnCollectionKey` Index on the collection element of the cell name of a collection.
    `class` | `CompositesIndexOnCollectionKeyAndValue` Index on the element and value of cells participating in a collection.
    `class` | `CompositesIndexOnCollectionValue` Index the value of a collection cell.
    `class` | `CompositesIndexOnPartitionKey` Index on a PARTITION_KEY column definition.
    `class` | `CompositesIndexOnRegular` Index on a REGULAR column definition on a composite type.

  - ### Uses of PerColumnSecondaryIndex in org.apache.cassandra.db.index.keys

    Subclasses of PerColumnSecondaryIndex in org.apache.cassandra.db.index.keys
    Modifier and Type | Class and Description
    --- | ---
    `class` | `KeysIndex` Implements a secondary index for a column family using a second column family.

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