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The following page has been changed by CorinneC: http://wiki.apache.org/pig/PigTutorial ------------------------------------------------------------------------------ - The Pig tutorial shows you how to run two Pig scripts in local mode or on a Hadoop cluster. + The Pig tutorial shows you how to run two Pig scripts in local mode and on a Hadoop cluster. - * To run the scripts in local mode, no Hadoop or DFS installation is required. All files are installed and run from your local host and file system. + * To run the scripts in local mode, no Hadoop or HDFS installation is required. All files are installed and run from your local host and file system. - * To run the scripts on a Hadoop cluster, you need access to a Hadoop cluster and DFS installation. + * To run the scripts on a Hadoop cluster, you need access to a Hadoop cluster and HDFS installation. The Pig tutorial file (pigtutorial.tar.gz) includes the Pig JAR file (pig.jar) and the tutorial files (tutorial.jar, Pigs scripts, log files). These files work with Hadoop 0.17 and provide everything you need to run the Pig scripts. To get started, follow these basic steps: @@ -60, +60 @@ 1. Move to the pigtmp directory. 1. Review [#Pig_Script_1 Pig Script 1] and [#Pig_Script_2 Pig Script 2]. - 1. Copy the excite.log.bz2 file from the pigtmp directory to the DFS directory. + 1. Copy the excite.log.bz2 file from the pigtmp directory to the HDFS directory. {{{ $ hadoop fs âcopyFromLocal excite.log.bz2 . }}} @@ -69, +69 @@ {{{ $ java -cp $PIGDIR/pig.jar:$HADOOPSITEPATH org.apache.pig.Main script1-hadoop.pig }}} - 1.#6 Review the result files (located in either the script1-hadoop-results or script2-hadoop-results DFS directory): + 1.#6 Review the result files (located in either the script1-hadoop-results or script2-hadoop-results HDFS directory): {{{ $ hadoop fs -ls script1-hadoop-results
