Github user lw-lin commented on the issue:
https://github.com/apache/spark/pull/17268
Thanks for the comments! Closing this.
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Github user marmbrus commented on the issue:
https://github.com/apache/spark/pull/17268
Sorry I'm still not sure if this is a good idea.
Why disallow the following,
```scala
spark
.readStream
.withWatermark("eventTime", "10 seconds")