对象锁错误在编写三角洲湖表S3
问题你想执行一个三角洲写操作S3 bucket和得到一个错误消息。com.amazonaws.services.s3.model。亚马逊S3Exception: Content-MD5 HTTP header is required for Put Part requests with Object Lock parameters Cause Delta Lake does not support S3 buckets with object lock enabled. Solution You should use an S3 bucket that do...
然而使用pyfunc返回ModuleNotFoundError或FileNotFoundError模型
问题您已经创建了一个使用KNeighborsClassifier Sklearn模型,使用pyfunc运行一个预测。例如:python导入mlflow %。pyfunc pyfunc_udf = mlflow.pyfunc。spark_udf(火花,model_uri = model_uri result_type = '字符串')predicted_df =合并。withColumn(“预测”,pyfunc_udf (* merge.columns [1:])) predicted_df.collect()预测……
RStudio服务器后端连接错误
问题你得到一个后端连接错误当使用RStudio服务器。系统误差。setenv (EXISTING_SPARKR_BACKEND_PORT =系统(paste0 (“wget问:——“http://localhost: 6061 / ? type = \“com.databricks.backend.common.rpc.DriverMessages StartRStudioSparkRBackend美元\”- post数据= ' {\“@class \”, \“com.databricks.backend.common.rpc.DriverMessages StartRStudioSparkRB美元…
当启用AQE断断续续的NullPointerException
问题得到一个间歇NullPointerException错误当保存您的数据。Py4JJavaError:调用o2892.save时发生一个错误。:. lang。在org.apache.spark.sql.execution.adaptive.OptimizeSkewedJoin NullPointerException。anonfun getMapSizesForReduceId美元1美元(OptimizeSkewedJoin.scala: 167) org.apache.spark.sql.execution.adaptive ....