[GitHub] [spark] MaxGekk commented on a change in pull request #27999: [SPARK-31232][SQL][DOCS] Specify formats of `spark.sql.session.timeZone`

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MaxGekk commented on a change in pull request #27999: [SPARK-31232][SQL][DOCS] Specify formats of `spark.sql.session.timeZone`
URL: https://github.com/apache/spark/pull/27999#discussion_r397651155
 
 

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 File path: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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 @@ -1675,14 +1675,15 @@ object SQLConf {
     Try { DateTimeUtils.getZoneId(zone) }.isSuccess
   }
 
-  val SESSION_LOCAL_TIMEZONE =
-    buildConf("spark.sql.session.timeZone")
-      .doc("""The ID of session local timezone, e.g. "GMT", "America/Los_Angeles", etc.""")
-      .version("2.2.0")
-      .stringConf
-      .checkValue(isValidTimezone, s"Cannot resolve the given timezone with" +
-        " ZoneId.of(_, ZoneId.SHORT_IDS)")
-      .createWithDefaultFunction(() => TimeZone.getDefault.getID)
+  val SESSION_LOCAL_TIMEZONE = buildConf("spark.sql.session.timeZone")
+    .doc("The ID of session local timezone in the format of either region-based zone IDs or " +
+      "zone offsets. Region IDs must have the form 'area/city', such as 'America/Los_Angeles'. " +
+      "Zone offsets must be in the format '(+|-)HH:mm', for example '-08:00' or '+01:00'.")
 
 Review comment:
   I changed the doc.

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