[jira] [Updated] (SPARK-18502) Spark does not handle columns that contain backquote (`)

["Hyukjin Kwon (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-18502?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyukjin Kwon updated SPARK-18502:
---------------------------------
    Labels: bulk-closed  (was: )

> Spark does not handle columns that contain backquote (`)
> --------------------------------------------------------
>
>                 Key: SPARK-18502
>                 URL: https://issues.apache.org/jira/browse/SPARK-18502
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Barry Becker
>            Priority: Minor
>              Labels: bulk-closed
>
> I know that if a column contains dots or hyphens we can put backquotes/backticks around it, but what if the column contains a backtick (`)? Can the back tick be escaped by some means?
> Here is an example of the sort of error I see
> {code}
> org.apache.spark.sql.AnalysisException: syntax error in attribute name: `Invoice`Date`;org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute$.e$1(unresolved.scala:99) org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute$.parseAttributeName(unresolved.scala:109) org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute$.quotedString(unresolved.scala:90) org.apache.spark.sql.Column.(Column.scala:113) org.apache.spark.sql.Column$.apply(Column.scala:36) org.apache.spark.sql.functions$.min(functions.scala:407) com.mineset.spark.vizagg.vizbin.strategies.DateBinStrategy.getDateExtent(DateBinStrategy.scala:158) 
> {code}



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