[GitHub] spark pull request #17177: [SPARK-19834][SQL] csv escape of quote escape

[HyukjinKwon <gi...@git.apache.org>]

Github user HyukjinKwon commented on a diff in the pull request:

    https://github.com/apache/spark/pull/17177#discussion_r105306195
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/csv/CSVOptions.scala ---
    @@ -88,6 +88,7 @@ private[csv] class CSVOptions(
     
       val quote = getChar("quote", '\"')
       val escape = getChar("escape", '\\')
    +  val escapeEscape = getChar("escapeEscape", quote)
    --- End diff --
    
    Also, I would make this as an option for this CSV datasource. I think we should document this in `DataFrameReader`, `DataStreamReader`, `readwriter.py` and `streaming.py`. 
    
    Lastly, how about making this from `escapeEscape ` to `escapeQuoteEscaping` in order to take after the original name.


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