The following is the command syntax for running Indexer:
$ hadoop/bin/hadoop jar <jar file name>.jar Indexer <path to corpus on HDFS> <output path on HDFS>
e.g.: $ hadoop/bin/hadoop jar IDB-HW1.jar Indexer /EnWikiSmall /indexer_results
Here is the command syntax for running Query:
$ hadoop/bin/hadoop jar <jar file name>.jar Query <path to Indexer output on HDFS> <query string inside quotes> <number of most relevant docs to show>
e.g: $ hadoop/bin/hadoop jar IDB-HW1.jar Query /indexer_results "some query" 3