Github user wzhfy commented on a diff in the pull request: https://github.com/apache/spark/pull/12646#discussion_r120000208 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala --- @@ -2658,17 +2658,17 @@ class SQLQuerySuite extends QueryTest with SharedSQLContext { sql("select LTRIM(BOTH 'S' FROM 'SS abc S')").head } assert(ae1.getMessage contains - "The specified function ltrim doesn't support with option BOTH") + "The specified function LTRIM doesn't support with option BOTH") val ae2 = intercept[ParseException]{ sql("select RTRIM(TRAILING 'S' FROM 'SS abc S')").head } assert(ae2.getMessage contains - "The specified function rtrim doesn't support with option TRAILING") + "The specified function RTRIM doesn't support with option TRAILING") val ae3 = intercept[ParseException]{ - sql("select TRIM(WINDOW 'S' FROM 'SS abc S')").head + sql("select TRIM(OVER 'S' AND 'SS abc S')").head --- End diff -- Why change this?
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