[GitHub] spark pull request #18023: [SPARK-12139] [SQL] REGEX Column Specification

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

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

    https://github.com/apache/spark/pull/18023#discussion_r125155245
  
    --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala ---
    @@ -847,6 +847,12 @@ object SQLConf {
           .intConf
           .createWithDefault(UnsafeExternalSorter.DEFAULT_NUM_ELEMENTS_FOR_SPILL_THRESHOLD.toInt)
     
    +  val SUPPORT_QUOTED_REGEX_COLUMN_NAME = buildConf("spark.sql.parser.quotedRegexColumnNames")
    +    .doc("When true, quoted Identifiers (using backticks) in SELECT statement are interpreted" +
    --- End diff --
    
    Not only select statement. It can be almost any query.


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