PartitionHandler (Oracle - Berkeley DB Java API)
Date: 2015-06-18

com.sleepycat.db

## Interface PartitionHandler

-     public interface PartitionHandler

  An interface specifying how to set up database partitioning. Implementation of this interface is required when `Database` is opened and `DatabaseConfig.setPartitionByCallback` is called.

  You configure the database with this handler using the `DatabaseConfig.setPartitionByCallback` method.

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `int` | `partition(Database db, DatabaseEntry key)` The application-specific database partitioning callback.

- - ### Method Detail

    - #### partition

          int partition(Database db,
                      DatabaseEntry key)

      The application-specific database partitioning callback.

      Parameters:
        `db` - The enclosing database handle.
        `key` - A database entry representing a database key.
      Returns:
        A partition number for the key.

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