cloud-fan commented on code in PR #44483:
URL: https://github.com/apache/spark/pull/44483#discussion_r1444167519
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/datetimeExpressions.scala:
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@@ -911,6 +911,23 @@ case class WeekOfYear(child: Expression) extends
GetDateField {
copy(child = newChild)
}
+@ExpressionDescription(
+ usage = "_FUNC_(date) - Returns the three-letter abbreviated month name from
the given date.",
+ examples = """
+ Examples:
+ > SELECT _FUNC_('2008-02-20');
Review Comment:
in the function doc, shall we avoid implicit cast and use `DATE'2008-02-20'`?
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