# Package org.apache.derby.optional.api

- Interface Summary
  Interface | Description
  --- | ---
  LuceneIndexDescriptor | A descriptor for how a Lucene index is created and queried.

- Class Summary
  Class | Description
  --- | ---
  LuceneUtils | Utility methods for the Lucene optional tool.
  LuceneUtils.DefaultIndexDescriptor | The default LuceneIndexDescriptor
  SimpleJsonUtils | Utility methods for simple JSON support.
  SimpleJsonVTI | This is a table function which turns a JSON array into a relational ResultSet.

Apache Derby 10.13 API Documentation - Copyright © 2004,2016 The Apache Software Foundation. All Rights Reserved.