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https://issues.apache.org/jira/browse/TAJO-1344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14499236#comment-14499236
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ASF GitHub Bot commented on TAJO-1344:
--------------------------------------
Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/526#discussion_r28569644
--- Diff:
tajo-core/src/main/java/org/apache/tajo/engine/function/FunctionLoader.java ---
@@ -66,7 +80,48 @@
}
}
- return map.values();
+ return map;
+ }
+
+ /**
+ * Load functions that are optionally defined by users.
+ *
+ * @param conf
+ * @param functionMap
+ * @return
+ * @throws IOException
+ */
+ public static Map<FunctionSignature, FunctionDesc>
loadOptionalFunctions(TajoConf conf,
--- End diff --
In my opinion, 'user-defined function' would be a better word than
'optional function'
> Python UDF support
> ------------------
>
> Key: TAJO-1344
> URL: https://issues.apache.org/jira/browse/TAJO-1344
> Project: Tajo
> Issue Type: New Feature
> Components: function/udf
> Reporter: Hyunsik Choi
> Assignee: Jihoon Son
> Fix For: 0.11.0
>
> Attachments: TAJO-1344.patch, TAJO-1344_2.patch, TAJO-1344_3.patch,
> TAJO-1344_4.patch, TAJO-1344_5.patch, TAJO-1344_6.patch, TAJO-1344_7.patch,
> TAJO-1344_8.patch
>
>
> Python has abundant users and third-party libraries. This language is widely
> used in data analytic area. So, it would be great if Tajo supports Python UDF.
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