我尝试使用org.apache.spark.sql.functions.lit发送文字值,但这导致我的UDF从未被调用:编辑2
我还收到了很多文献,指出了一种叫做typedLit的东西,它实际上可以让我们使用Map和数组,例如。functions is not applicable for the arguments (Map<String,
at Engine.getSortedBackends (/home/saren/project/spark/node_modules/@tensorflow/tfjs-core/dist/tf-core.node.js/@tensorflow/tfjs-core/dist/tf-core.node.js:2743:31)
at Engine.makeTensor (/home/sar