摘要：
package sparkSql.方法1创建DataFrame;import org.apache.spark.SparkConf;import org.apache.spark.api.java.JavaRDD;import org.apache.spark.api.java.JavaSparkC 阅读全文
摘要：
package com.day09import org.apache.spark.rdd.RDDimport org.apache.spark.{SparkConf, SparkContext}/** * 需求：在一定时间方位内，求出用户在所有基站停留的时长 */object JzDemo { de 阅读全文
摘要：
package studentimport java.net.URLimport org.apache.spark.rdd.RDDimport org.apache.spark.{SparkConf, SparkContext}object StuObject { def main(args: Ar 阅读全文
摘要：
package ipAndAccressimport org.apache.spark.rdd.RDDimport org.apache.spark.{SparkConf, SparkContext}import scala.io.Sourcecase object EtlIp { def main 阅读全文
摘要：
/usr/local/spark-1.6.3/bin/spark-submit \> --class org.apache.spark.examples.SparkPi \> --master spark://node1:7077 \> --executor-memory 521m \> --tot 阅读全文