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snappy-java-1.1.8.3 (2021-01-20)Could not initialize class org.xerial.snappy.Snappym1 no native library is found for os.name=mac and os.arch=aarch64解决方案如下：<dependency> <groupId>org.xerial.snappy</groupId> <artifa

解决方案：增加依赖：<dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-common</artifactId> <version>2.7.7</version></dependency> <dependency> <groupId>org.apache.had

在写spark streaming的时候依赖报错解决方式：删掉报错的依赖包，让maven重新下载，然后就解决了。

创建嵌套字典结构：('3', {'test': {'aaa': [[44, 5]]}}), ('2', {'test': {'bbb': [[2, 4], [3, 4]]}})# 存储这样的数据，schema怎么写def get_schema(): return StructType([ StructField('imei', StringType(), ...

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/spark/internal/Logging at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.ja...

Exception in thread "main" java.lang.IllegalArgumentException: Error while instantiating 'org.apache.spark.sql.internal.SessionState'……………………Caused by: java.lang.reflect.InvocationTargetException...