BtreePrefixCalculator (Oracle - Berkeley DB Java API)
Date: 2015-03-04

com.sleepycat.db

## Interface BtreePrefixCalculator

-     public interface BtreePrefixCalculator

  An interface specifying how Btree prefixes should be calculated.

- - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `int` | `prefix(Database db, DatabaseEntry dbt1, DatabaseEntry dbt2)` The application-specific Btree prefix callback.

- - ### Method Detail

    - #### prefix

          int prefix(Database db,
                   DatabaseEntry dbt1,
                   DatabaseEntry dbt2)

      The application-specific Btree prefix callback.

      Parameters:
        `db` - The enclosing database handle.
        `dbt1` - A database entry representing a database key.
        `dbt2` - A database entry representing a database key.

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