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Posted to derby-dev@db.apache.org by "Anurag Shekhar (JIRA)" <de...@db.apache.org> on 2006/05/31 11:28:31 UTC

[jira] Assigned: (DERBY-1341) LOB setBytes method(s) are currently no supported, but part of the Java 1.4 JDBC interface

     [ http://issues.apache.org/jira/browse/DERBY-1341?page=all ]

Anurag Shekhar reassigned DERBY-1341:
-------------------------------------

    Assign To: Anurag Shekhar

> LOB setBytes method(s) are currently no supported, but part of the Java 1.4 JDBC interface
> ------------------------------------------------------------------------------------------
>
>          Key: DERBY-1341
>          URL: http://issues.apache.org/jira/browse/DERBY-1341
>      Project: Derby
>         Type: Bug

>   Components: JDBC
>     Versions: 10.0.2.0, 10.0.2.1, 10.0.2.2, 10.1.1.0, 10.2.0.0, 10.1.2.0, 10.1.1.1, 10.1.1.2, 10.1.2.1, 10.1.3.0, 10.1.2.2, 10.1.2.3, 10.3.0.0, 10.1.2.4, 10.1.2.5
>  Environment: Windows 2000
>     Reporter: Keith McFarlane
>     Assignee: Anurag Shekhar

>
>  JDBC LOB . getBtypes methods are not implemented in any Derby version to date: there is a "place-holder" method that throws a SQLException reporting that the methods are not implemented.
> It would be excellent to have any efficient Derby implementation of the getBytes LOB methods that provide "random-access" to the binary // character content of database large objects. The specific context is implementing a Lucene Directory interface that stores indexing data (index files) and other binary data in a local encrypted Derby instance. 
>  A work around is to write an encrypted RandomAccessFile implementation as a file-sdystem buffer, perhaps writing to the database on closure. An efficient Derby implementation of LOB . getBytes would avoid this an make for a clean design. I can think of several reasons why random-access to LOBs would be valuable in a "hostile"  client environment. 
>  

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