Github user dilipbiswal commented on a diff in the pull request:
https://github.com/apache/spark/pull/10943#discussion_r51609364
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala ---
@@ -150,6 +153,14 @@ class DataFrame private[sql](
}
}
+ private[sql] def resolveToIndex(colName: String): Option[Int] = {
+ val resolver = sqlContext.analyzer.resolver
+ // First remove any user supplied quotes.
+ val unquotedColName = colName.stripPrefix("`").stripSuffix("`")
--- End diff --
@cloud-fan Hi Wenchen,
Can you please go through the following comment.
https://issues.apache.org/jira/browse/SPARK-12988?focusedCommentId=15118433&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15118433
I was trying to address the 3rd bullet in the list. About your second
question , per bullet one this should be disallowed ? Please let me know.
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