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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Update of "Hive/DeveloperGuide" by JeffHammerbacher
Date Sat, 24 Jan 2009 22:25:43 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification.

The following page has been changed by JeffHammerbacher:
http://wiki.apache.org/hadoop/Hive/DeveloperGuide

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  == Pluggable interfaces ==
  === SerDe - how to add a new SerDe ===
  === UDFs and UDAFs - how to add new UDFs and UDAFs ===
+  * For the UDF named "myudf", do the following:
+   * First, add the code that implements the UDF under ql/src/java/org/apache/hadoop/hive/ql/udf/UDFMyudf.java
+   * Second, register your UDF at java/org/apache/hadoop/hive/ql/exec/FunctionRegistry.java
  

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