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From "Kathey Marsden (JIRA)" <j...@apache.org>
Subject [jira] Commented: (DERBY-3354) Select from large lob table with embedded gives OutOfMemoryError
Date Mon, 28 Jan 2008 20:27:34 GMT

    [ https://issues.apache.org/jira/browse/DERBY-3354?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12563275#action_12563275
] 

Kathey Marsden commented on DERBY-3354:
---------------------------------------

This regression was caused by the following checkin:
r546881 | bernt | 2007-06-13 07:06:30 -0700 (Wed, 13 Jun 2007) | 1 line

DERBY-2787 make entry for clob in connection so that temporary file is removed when a connectionn
is commited/rolledback. Submitted by Anurag Shekhar

> Select from large lob table with embedded gives OutOfMemoryError
> ----------------------------------------------------------------
>
>                 Key: DERBY-3354
>                 URL: https://issues.apache.org/jira/browse/DERBY-3354
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Kathey Marsden
>         Attachments: LocLeak.java
>
>
> Retrieving from a large table with lobs gives an OutOfMemoryException, even if free()
is explictly called on the lob.   I believe this is because EmbedConnection.addLobMapping
is called for every lob creation but is never cleared until commit or rollback, even if the
lob is freed.

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