java.lang.IllegalArgumentException: Class is not registered: org.apache.spark.graphx.Edge\nNote: To registerthis class use: kryo.register(org.apache.spark.graphx.Edge.class);
下面这行有什么问题?sc.getConf.registerKryoClasses(Array(Class.forName("org.apache.spark.graphx.Edge&qu
predecessors.updated(t, predecessors.getOrElse(t, ListBuffer.empty[VertexId]) :+ v) 我弄错了 Expression of type Map[graphx.VertexId, ListBuffer[_ >: graphx.VertexId]] doesn't conform to expected
type Map[graphx.VertexId, ListBuffer[graphx.VertexId]] 我在这里检查了
我正在检查将星火GraphX图输出到土卫六图形数据库的可行性。***Used below code to construct graph in Spark GraphX and writing graph to a json file :***val graph = Graph(users, relationships)在运行上面的代码时,它使用我提到的名称创建文