cloud-fan commented on a change in pull request #28248:
URL: https://github.com/apache/spark/pull/28248#discussion_r411085824
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/datetimeExpressions.scala
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@@ -2179,7 +2178,11 @@ object DatePartLike {
> SELECT _FUNC_('seconds', interval 5 hours 30 seconds 1 milliseconds 1
microseconds);
30.001001
""",
+ note = """
+ The _FUNC_ function is equivalent to the SQL-standard function `extract`
Review comment:
`EXTRACT(field FROM source)`
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