[GitHub] [spark] HyukjinKwon commented on a change in pull request #27956: [SPARK-31189][SQL][DOCS] Fix errors and missing parts for datetime pattern document

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HyukjinKwon commented on a change in pull request #27956: [SPARK-31189][SQL][DOCS] Fix errors and missing parts for datetime pattern document
URL: https://github.com/apache/spark/pull/27956#discussion_r394863592
 
 

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 File path: sql/core/src/main/scala/org/apache/spark/sql/streaming/DataStreamReader.scala
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 @@ -253,11 +253,13 @@ final class DataStreamReader private[sql](sparkSession: SparkSession) extends Lo
    * `spark.sql.columnNameOfCorruptRecord`): allows renaming the new field having malformed string
    * created by `PERMISSIVE` mode. This overrides `spark.sql.columnNameOfCorruptRecord`.</li>
    * <li>`dateFormat` (default `yyyy-MM-dd`): sets the string that indicates a date format.
-   * Custom date formats follow the formats at `java.time.format.DateTimeFormatter`.
+   * Custom date formats follow the formats at
+   * http://spark.apache.org/docs/latest/sql-ref-datetime-pattern.html.
    * This applies to date type.</li>
    * <li>`timestampFormat` (default `yyyy-MM-dd'T'HH:mm:ss.SSSXXX`): sets the string that
    * indicates a timestamp format. Custom date formats follow the formats at
-   * `java.time.format.DateTimeFormatter`. This applies to timestamp type.</li>
+   * http://spark.apache.org/docs/latest/sql-ref-datetime-pattern.html.
 
 Review comment:
   Shall we use `<a href="http://spark.apache.org/docs/latest/sql-ref-datetime-pattern.html"> Datetime patterns</a>`?

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