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Posted to issues@spark.apache.org by "Xin Ren (JIRA)" <ji...@apache.org> on 2016/07/08 06:54:10 UTC
[jira] [Created] (SPARK-16437) SparkR read.df() from parquet got
error: SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder"
Xin Ren created SPARK-16437:
-------------------------------
Summary: 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: SparkR, SQL
Reporter: Xin Ren
Priority: Minor
Fix For: 2.0.0
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}
seems need to add a lib from slf4j
http://stackoverflow.com/questions/7421612/slf4j-failed-to-load-class-org-slf4j-impl-staticloggerbinder
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