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The following page has been changed by Arun C Murthy: http://wiki.apache.org/lucene-hadoop/FAQ The comment on the change is: Improved section on ways to incorporate non-Java code to use Hadoop ------------------------------------------------------------------------------ == 4. Do I have to write my application in Java? == - No. There are several ways to incorporate non-Java code. HadoopStreaming permits any shell command to be used as a map or reduce function, and Hadoop is also developing [http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/c%2B%2B/ C and C++ APIs] and a [http://www.swig.org/ SWIG]-compatible [http://issues.apache.org/jira/browse/HADOOP-234 pipes] API. + No. There are several ways to incorporate non-Java code. + * HadoopStreaming permits any shell command to be used as a map or reduce function. + * [http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/c%2B%2B/libhdfs libhdfs], a JNI-based C API for talking to hdfs (only). + * [http://lucene.apache.org/hadoop/api/org/apache/hadoop/mapred/pipes/package-summary.html Hadoop Pipes], a [http://www.swig.org/ SWIG]-compatible C++ API (non-JNI) to write map-reduce jobs. == 5. How can I help to make Hadoop better? ==
