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https://issues.apache.org/jira/browse/SPARK-16437?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xin Ren updated SPARK-16437:
----------------------------
Component/s: (was: SparkR)
> SparkR read.df() from parquet got error: SLF4J: Failed to load class
> "org.slf4j.impl.StaticLoggerBinder"
> --------------------------------------------------------------------------------------------------------
>
> Key: SPARK-16437
> URL: https://issues.apache.org/jira/browse/SPARK-16437
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Xin Ren
> Priority: Minor
>
> build SparkR with command
> {code}
> build/mvn -DskipTests -Psparkr package
> {code}
> start SparkR console
> {code}
> ./bin/sparkR
> {code}
> then get error
> {code}
> Welcome to
> ____ __
> / __/__ ___ _____/ /__
> _\ \/ _ \/ _ `/ __/ '_/
> /___/ .__/\_,_/_/ /_/\_\ version 2.0.0-SNAPSHOT
> /_/
> SparkSession available as 'spark'.
> >
> >
> > library(SparkR)
> >
> > df <- read.df("examples/src/main/resources/users.parquet")
> SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
> SLF4J: Defaulting to no-operation (NOP) logger implementation
> SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further
> details.
> >
> >
> > head(df)
> 16/07/07 23:20:54 WARN ParquetRecordReader: Can not initialize counter due to
> context is not a instance of TaskInputOutputContext, but is
> org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
> name favorite_color favorite_numbers
> 1 Alyssa <NA> 3, 9, 15, 20
> 2 Ben red NULL
> {code}
> Reference
> * seems need to add a lib from slf4j to point to older version
> http://stackoverflow.com/questions/7421612/slf4j-failed-to-load-class-org-slf4j-impl-staticloggerbinder
> * on slf4j official site: http://www.slf4j.org/codes.html#StaticLoggerBinder
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