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Posted to issues@spark.apache.org by "Maxim Gekk (JIRA)" <ji...@apache.org> on 2018/07/14 15:03:00 UTC
[jira] [Created] (SPARK-24807) Adding files/jars twice: output a
warning and add a note
Maxim Gekk created SPARK-24807:
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Summary: Adding files/jars twice: output a warning and add a note
Key: SPARK-24807
URL: https://issues.apache.org/jira/browse/SPARK-24807
Project: Spark
Issue Type: Improvement
Components: Spark Core
Affects Versions: 2.3.1
Reporter: Maxim Gekk
In current version of Spark (2.3.x), one file/jar can be added only once. Next additions of the same path are silently ignored. This behavoir is not properly documented: https://spark.apache.org/docs/2.3.1/api/scala/index.html#org.apache.spark.SparkContext
This confuses our users and support teams in our company. The ticket aims to output a warning which should clearly state that second addition of the same path is not supported now.
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