Hi Oscar,
I think you'll find your answers in [1], have a look at Yun's response a
couple emails down. Basically, SourceFunction is the legacy source stack,
and ideally you'd instead implement your source using the FLIP-27 stack[2]
where you can directly define the boundedness, but he also mention
Sorry, there are some typos that may be misleading.
The SourceFunction will be detected as* Streaming Mode.*
陳樺威 於 2021年6月3日 週四 下午1:29寫道：
> Hi,
>
> Currently, we want to use batch execution mode [0] to consume historical
> data and rebuild states for our streaming application.
> The Flink app w
