摘要:
1、flume安装 1)上传压缩包并解压 2)文件配置 flume-env.sh # If this file is placed at FLUME_CONF_DIR/flume-env.sh, it will be sourced # during Flume startup. # Envirom 阅读全文
摘要:
1.spark-shell 交互式编程 (1)该系总共有多少学生; 执行命令: var tests=sc.textFile("file:///home/hadoop/studata/chapter5-data1.txt") var par=tests.map(row=>row.split(",")( 阅读全文