oswidan97

Re-adding my comment from the original [PR](https://github.com/apache/beam/pull/25554) here since this one is now open. I am facing a similar issue while using JdbcIO, I can't see the metrics that are...

> You don't see _any_ metrics, or metrics related to checkpoints? I am referring specifically to these [2 metrics](https://github.com/apache/beam/blob/master/sdks/java/io/jdbc/src/main/java/org/apache/beam/sdk/io/jdbc/JdbcIO.java#L2535-L2538), the value is always `NaN` even though data is being ingested...

New issue created [here](https://github.com/apache/beam/issues/31544), for reference