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https://issues.apache.org/jira/browse/FLINK-7479?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16134833#comment-16134833
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ASF GitHub Bot commented on FLINK-7479:
---------------------------------------
Github user dawidwys commented on a diff in the pull request:
https://github.com/apache/flink/pull/4563#discussion_r134157868
--- Diff:
flink-libraries/flink-cep-scala/src/main/scala/org/apache/flink/cep/scala/pattern/Pattern.scala
---
@@ -329,7 +332,7 @@ class Pattern[T , F <: T](jPattern: JPattern[T, F]) {
* @return The same pattern as optional.
* @throws MalformedPatternException if the quantifier is not
applicable to this pattern.
*/
- def optional: Pattern[T, F] = {
+ def optional = {
--- End diff --
Unrelated change
> Support to retrieve the past event by physical offset
> ------------------------------------------------------
>
> Key: FLINK-7479
> URL: https://issues.apache.org/jira/browse/FLINK-7479
> Project: Flink
> Issue Type: Sub-task
> Components: CEP, Table API & SQL
> Reporter: Dian Fu
> Assignee: Dian Fu
>
> Currently, it's already able to retrieve events matched to the specifed
> pattern in {{IterativeCondition.Context}}. While there are also requirements
> to retrieve events by an physical offset. The retrieved events may not be
> matched to any pattern.
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