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https://issues.apache.org/jira/browse/SPARK-2775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yin Huai resolved SPARK-2775.
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Resolution: Duplicate
> HiveContext does not support dots in column names.
> ---------------------------------------------------
>
> Key: SPARK-2775
> URL: https://issues.apache.org/jira/browse/SPARK-2775
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Yin Huai
>
> When you try the following snippet in hive/console.
> {code}
> val data = sc.parallelize(Seq("""{"key.number1": "value1", "key.number2":
> "value2"}"""))
> jsonRDD(data).registerAsTable("jt")
> hql("select `key.number1` from jt")
> {code}
> You will find the name of key.number1 cannot be resolved.
> {code}
> org.apache.spark.sql.catalyst.errors.package$TreeNodeException: Unresolved
> attributes: 'key.number1, tree:
> Project ['key.number1]
> LowerCaseSchema
> Subquery jt
> SparkLogicalPlan (ExistingRdd [key.number1#8,key.number2#9], MappedRDD[17]
> at map at JsonRDD.scala:37)
> {code}
> Note that when we fix this we should also fix the qualifiedName functions for
> attributes and table names.
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