2.2
创建DataFrames
数据
{"id":"1","name":"zhangsan","age":"12"}
{"id":"2","name":"lisi","age":"12"}
{"id":"3","name":"wangwu","age":"12"}
代码
object SparkSqlDemo {
def main(args: Array[String]): Unit = {
//创建Spark配置对象
val conf = new SparkConf().setMaster("local[4]").setAppName("MyApp");
val spark = SparkSession
.builder()
.appName("Spark SQL basic example")
.config(conf)
.getOrCreate()
val df = spark.read.json("/Users/opensource/dev-problem/source/people_sample_json.json");
df.show()
}
}