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From gatorsmile <>
Subject [GitHub] spark pull request #15513: [SPARK-17963][SQL][Documentation] Add examples (e...
Date Wed, 26 Oct 2016 18:08:42 GMT
Github user gatorsmile commented on a diff in the pull request:
    --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/xml/xpath.scala
    @@ -68,11 +76,21 @@ case class XPathBoolean(xml: Expression, path: Expression) extends
    +// scalastyle:off line.size.limit
    -  usage = "_FUNC_(xml, xpath) - Returns a short value that matches the xpath expression",
    -  extended = "> SELECT _FUNC_('<a><b>1</b><b>2</b></a>','sum(a/b)');\n3")
    +  usage = "_FUNC_(xml, xpath) - Returns a short value, or the value zero if no match
is found, or a match is found but the value is non-numeric.",
    --- End diff --
    `a short value` -> `a short integer value`

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