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https://issues.apache.org/jira/browse/TRAFODION-3216?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16649560#comment-16649560
]
ASF GitHub Bot commented on TRAFODION-3216:
-------------------------------------------
Github user robertamarton commented on a diff in the pull request:
https://github.com/apache/trafodion/pull/1721#discussion_r225014789
--- Diff: core/sql/executor/ExUdr.cpp ---
@@ -792,9 +796,57 @@ Int32 ExUdrTcb::fixup()
this, udrServer_->getUdrControlConnection());
}
}
-
+
+ NAString cachedLibName, cachedLibPath;
+ if ((myTdb().getLibraryRedefTime() != -1) &&
(myTdb().getLibraryRedefTime() != 0))
+ {
+ // Cache library locally.
+ NAString dummyUser;
+ NAString libOrJarName;
+
+ if (myTdb().getLanguage() == COM_LANGUAGE_JAVA)
+ libOrJarName = myTdb().getPathName();
+ else
+ libOrJarName = myTdb().getContainerName();
--- End diff --
Are there any special considerations for SPSQL jars?
> UDR libraries need to be stored in metadata table as a blob
> -----------------------------------------------------------
>
> Key: TRAFODION-3216
> URL: https://issues.apache.org/jira/browse/TRAFODION-3216
> Project: Apache Trafodion
> Issue Type: Improvement
> Components: sql-general
> Affects Versions: 2.4
> Reporter: Sandhya Sundaresan
> Assignee: Sandhya Sundaresan
> Priority: Major
> Fix For: 2.4
>
> Attachments: Support for LOB storage in metadata for UDR
> libraries.docx
>
>
> This is one of many infrastructure changes for SPJs that was planned.
> * {color:#0070c0}Store UDR libraries in BLOBs {color}
> * {color:#0070c0}Add BLOB column to library metadata table{color}
> * {color:#0070c0}Change CREATE LIBRARY command to store library in
> BLOB{color}
> * {color:#0070c0}Change library file names to include the timestamp (so
> updating a library changes the name){color}
> * {color:#0070c0}Add a cache for libraries (a new directory,
> $TRAF_HOME/udr/public/lib){color}
> * {color:#0070c0}Change UDR code to read library from the metadata table
> when not in cache{color}
> * {color:#0070c0}Upgrade support{color}
>
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