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https://issues.apache.org/jira/browse/SPARK-10057?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15865601#comment-15865601
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Samir Ouldsaadi commented on SPARK-10057:
-----------------------------------------
Same issue happening in spark 2.1.0
to reproduce:
scala> val sqlContext = new org.apache.spark.sql.SQLContext(sc)
warning: there was one deprecation warning; re-run with -deprecation for details
sqlContext: org.apache.spark.sql.SQLContext =
org.apache.spark.sql.SQLContext@790d629a
scala> import sqlContext._
import sqlContext._
scala> case class Person(name: String, age: Int)
defined class Person
scala> val people =
sc.textFile("/opt/spark-2.1.0-bin-hadoop2.7/examples/src/main/resources/people.txt").map(_.split(",")).map(p=>
Person(p(0), p(1).trim.toInt))
people: org.apache.spark.rdd.RDD[Person] = MapPartitionsRDD[3] at map at
<console>:31
scala> people.toDF().registerTempTable("people")
warning: there was one deprecation warning; re-run with -deprecation for details
scala> people.toDF().write.parquet("people.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.
scala>
> Faill to load class org.slf4j.impl.StaticLoggerBinder
> -----------------------------------------------------
>
> Key: SPARK-10057
> URL: https://issues.apache.org/jira/browse/SPARK-10057
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 1.5.0, 1.6.0
> Reporter: Davies Liu
>
> Some loggings are dropped, because it can't load class
> "org.slf4j.impl.StaticLoggerBinder"
> {code}
> 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.
> {code}
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