letterkey/hadoop_tools
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運行方法: 1.進入項目目錄 2.運行 mvn assembly:assembly 3.從target目錄中找到編譯後的jar文件 4.上傳jar到hadoop 5.運行命令:hadoop jar hdfsToInfoBright-0.0.1-SNAPSHOT-jar-with-dependencies.jar /tmp/scala.txt /out db-server:3306/ymy_test zhaohaijun 676892 scala 1000 hadoop命令參數描述:/tmp/scala.txt:數據源輸入目錄 /out:hadoop job的輸入目錄