使用pyspark在Jupyter Notebook中读取Avro文件时遇到问题 [英] Trouble reading avro files in Jupyter notebook using pyspark
问题描述
我正在尝试使用pyspark在Jupyter笔记本中读取avro文件.当我读取文件时,出现错误.
I am trying to read an avro file in Jupyter notebook using pyspark. When I read the file i am getting an error.
我已经下载了spark-avro_2.11:4.0.0.jar,我不确定应该在我的代码中的哪个位置插入avro软件包.任何建议都会很棒.
I have downloaded spark-avro_2.11:4.0.0.jar, i am not sure where in my code I should be inserting the avro package. Any suggestions would be great.
这是我用来读取avro文件的代码的示例
This is an example of the code I am using to read the avro file
df_avro_example = sqlContext.read.format("com.databricks.spark.avro").load("example_file.avro")
这是我得到的错误
AnalysisException:'未能找到数据源:com.databricks.spark.avro.请在 http://spark.apache.org/third-party- projects.html ;'
推荐答案
将jar下载到某个位置,并在pyspark应用中使用以下代码段
download the jar to a location and use the following code snippet in your pyspark app
import os
os.environ['PYSPARK_SUBMIT_ARGS'] = '--jars /path/tojar/spark-avro_2.11:4.0.0.jar pyspark-shell'
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