def main(args: Array[String]): Unit = { val sparkConf = new SparkConf().setAppName("DecisionTree1").setMaster("local[2]") sparkConf.set("es.index.auto.create", "true") sparkConf.set("es.nodes", "10.3.
pyspark读写elasticsearch依赖elasticsearch-hadoop包,需要首先在这里下载,版本号可以通过自行修改url解决. """ write data to elastic search https://starsift.com/2018/01/18/integrating-pyspark-and-elasticsearch/ """ from __future__ import print_function impor
hive通过外部表读写elasticsearch数据,和读写hbase数据差不多,差别是需要下载elasticsearch-hadoop-hive-6.6.2.jar,然后使用其中的EsStorageHandler: Connect the massive data storage and deep processing power of Hadoop with the real-time search and analytics of Elasticsearch. The Elasticsea
Spark与elasticsearch结合使用是一种常用的场景,小编在这里整理了一些Spark与ES结合使用的方法.一. write data to elasticsearch利用elasticsearch Hadoop可以将任何的RDD保存到Elasticsearch,不过有个前提其内容可以翻译成文件.这意味着RDD需要一个Map/JavaBean/Scala case classScala在Scala中只需要以下几步: Spark Scala imports Elasticsearch-ha
对于复杂的数据类型,比如IP和GeoPoint,只是在elasticsearch中有效,用spark读取时会转换成常用的String类型. Geo types. It is worth mentioning that rich data types available only in Elasticsearch, such asGeoPoint or GeoShape are supported by converting their structure into the primitives